UV quartz lenses

A family of quartz lenses is designed for imaging at 266 nm. The UV2528 covers a 16-mm imager and has 25-mm focal length and a f/2.8 aperture. The UV2528B also includes an adjustable iris. The UV8040B covers an 18-mm imager in C-mount form, has a focal length of 78 mm, an adjustable iris and focus, and a f/3.8 aperture. In T-mount form, the UV 8040B covers 35-mm film.
Universe Kogaku America, Oyster Bay, NY