Accessories For Optical Benches-Iris Diaphragm

The Following Accessories Are Available Optiolly For Use With Optical Benches As Per Cat. Nos. 1110920 Are Provided With Metal Support Rods For Their Vertical Mounting In The Riders. The Sizes Of The Components And Lengths Of The Respective Mounting Rods Have Been Designed To Provide A Common Optical Center. (Iris Diaphragm A Circular Black Metal Screen About 75Mm Diameter, With An Adjustableirisdiaphragm, Maximum Aperture 6Mm.)