| 
                                                
                                                    53-2473-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 12 mm Dia, Metric                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    61-2473-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 12 mm Dia, Inch                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-2481-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 25 mm Dia, Metric                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    61-2481-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 25 mm Dia, Inch                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-2499-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 36 mm Dia, Metric                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    61-2499-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 36 mm Dia, Inch
                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-2507-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 50 mm Dia, Metric                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    61-2507-000                                                
                                             | 
                                            
                                                
                                                                                                        Mounted Iris Diaphragm, 50 mm Dia, Inch                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-1988-000                                                
                                             | 
                                            
                                                
                                                                                                        Unmounted Iris Diaphragm, 12mm Max Aperture                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-1996-000                                                
                                             | 
                                            
                                                
                                                                                                        Unmounted Iris Diaphragm, 25mm Max Aperture                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-2002-000                                                
                                             | 
                                            
                                                
                                                                                                         Unmounted Iris Diaphragm, 36mm Max Aperture                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    53-2010-000                                                
                                             | 
                                            
                                                
                                                                                                        Unmounted Iris Diaphragm, 50mm Max Aperture                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    74-1137-000                                                
                                             | 
                                            
                                                
                                                                                                        Rectangular Aperture, Universal (8-32, M4)                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    61-1137-000                                                
                                             | 
                                            
                                                
                                                                                                        Rectangular Aperture, Inch                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5347-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 2.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5487-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 2.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5362-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 10.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5503-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 10.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5370-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 15.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5388-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 20.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5537-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 25.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5404-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 35.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5545-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 35.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5412-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 50.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5552-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 50.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5578-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 70.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5461-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 100.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5602-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 100.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5479-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 200.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5610-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 200.0 μm Aperture, UV/Visible Laser Pinholes                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5636-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 10.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5776-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 10.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5644-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 25.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5784-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 25.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5651-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 35.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5685-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 70.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5693-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 80.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5842-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 90.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5701-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 90.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5719-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 100.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5859-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 100.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5727-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 200.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5867-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 200.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5875-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 300.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5743-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 400.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5883-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 400.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5750-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm, 500.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5891-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm, 500.0 μm, Infrared Laser Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5180-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 2.5 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5024-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 5.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5198-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 5.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5206-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 10.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5040-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 12.5 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5214-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 12.5 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5222-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 15.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5230-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 17.5 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5073-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 25.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5248-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 25.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5081-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 35.0 μm  Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5255-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 35.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5099-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 50.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5263-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 50.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5289-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 100.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5305-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 400.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5149-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 600.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5313-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 600.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5321-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅25 mm Mount, 800.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5164-000                                                
                                             | 
                                            
                                                
                                                                                                        ∅16 mm Mount, 1000.0 μm Aperture, Precision Pinhole                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5925-000                                                
                                             | 
                                            
                                                
                                                                                                        10 μm Wide, Precision Optical Slit                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5941-000                                                
                                             | 
                                            
                                                
                                                                                                        25 μm Wide, Precision Optical Slit                                                
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
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                                                    43-5966-000                                                
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                                                                                                        50 μm Wide, Precision Optical Slit                                                
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                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5974-000                                                
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                                                                                                        100 μm Wide, Precision Optical Slit                                                
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                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-5982-000                                                
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                                                                                                        200 μm Wide, Precision Optical Slit                                                
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                                             | 
                                            
                                                
                                                                                                                                                    
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                                             | 
                                        
                                                                            
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                                                    43-6022-000                                                
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                                                                                                        5 μm Wide, Precision Air Slit                                                
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                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6030-000                                                
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                                                                                                        10 μm Wide, Precision Air Slit                                                 
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                                             | 
                                            
                                                
                                                                                                                                                    
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                                             | 
                                        
                                                                            
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                                                    43-6048-000                                                
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                                                                                                        25 μm Wide, Precision Air Slit                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6055-000                                                
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                                                                                                        50 μm Wide, Precision Air Slit                                                 
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                                             | 
                                            
                                                
                                                                                                                                                    
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6063-000                                                
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                                                                                                        75 μm Wide, Precision Air Slit                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6071-000                                                
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                                                                                                        100 μm Wide, Precision Air Slit                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6089-000                                                
                                             | 
                                            
                                                
                                                                                                        200 μm Wide, Precision Air Slit                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6097-000                                                
                                             | 
                                            
                                                
                                                                                                        300 μm Wide, Precision Air Slit                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    
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                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6105-000                                                
                                             | 
                                            
                                                
                                                                                                        400 μm Wide, Precision Air Slit                                                 
                                             | 
                                            
                                                
                                             | 
                                            
                                                
                                                                                                                                                    Yes
                                                                                             | 
                                            
                                                                                                
                                             | 
                                        
                                                                            
                                            | 
                                                
                                                    43-6113-000                                                
                                             | 
                                            
                                                
                                                                                                        500 μm Wide, Precision Air Slit                                                 
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                                            | 
                                                
                                                    02-707-003                                                
                                             | 
                                            
                                                
                                                                                                        Unmounted Iris Diaphragm, 36mm Max Aperture                                                
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