Red and Blue

by Gordon

submit your photo


Hall of Fame
View past winners from this year

Please participate in Meta
and help us grow.

Many people collect old lenses as a hobby, or simply have older lenses they're interested in using on modern cameras.

learn more… | top users | synonyms

0
votes
2answers
154 views

What type of lens mount is this Som Berthiot?

I bought this som berthiot 20mm f1.9 lens assuming it was a c-mount but it is much smaller with an elongated screw mount. Can't figure out what type of mount this could be. Here it is compared to ...