- Los Angeles, California, United States
- Jun 1st
Iris Diaphragm, 1.5 to 25 mm Aperture Range, 8-32, 14 Leaves The ID-1.0 Iris Diaphragm uses 14 leaves to provide a continuously variable 1.5 to 25 mm aperture for applications including setting the numerical aperture of a lens, controlling or measuring the intensity of a diffuse beam, or approximating beam diameters. It may also be used as a baffle to reduce sp