Rare INDUSTAR-22 50mm f/3.5 M39 SLR Lens, Zenit SLR camera Red P KMZ M39 Lens
Made in 1955 on KMZ. Thread : M39. The lens is quire rare and early variant of SLR version of Industar-22. Focal length : 50mm. Coated (Red P). Number of aperture blades : 7 pieces.