Vintage Soviet Industar 50-2 50mm F3.5 Pancake Lens - M42 Mount (1975)

Up for sale is a vintage Soviet Industar 50-2 50mm F3.5 pancake lens (M42 screw mount), made in 1975 by KMZ (Serial: 7511339). Ultra-compact, sharp, and perfect for adapting to modern digital cameras. Condition: Mechanically fully functional with smooth focus and aperture rings. Optics: Glass is scratch-free. There is only some typical internal dust/lint due to age.