B&L Ultra Wide 31-15-74 Optics Drawing?
Posted: Fri Jun 02, 2023 11:52 pm
Hey folks, I'm looking for a diagram I found a while back but can't find anymore. It showed a cross-section view of the (insane) optics of the venerable Bausch & Lomb UWF 15x 31-15-74 eyepieces. Anybody have that lying around? If not, anyone wanna waterjet one of theirs in half? 