The Industar-51 has a focal length of 210mm and a maximum aperture of f/4.5. It stops down to f/32. This particular example was made by KOMZ in Kazan. It was the lens that was principally used with 13 x 18cm FK and FKD cameras as the lens does not have a focusing mount.
(Click to enlarge)
Created by RCCCUK on 5/30/2011 5:11:31 AM | Last Edited by RCCCUK on 5/30/2011 5:18:35 AMRevision History