Zenitar m 50mm f 1.7 KMZ lens with M42 screw mount for Canon Nikon Sony Nex ????????

Mount: M42 Screw Mount. The Zenitar-M 50mm f/1.7 is a classic Soviet standard lens known for its sharp image quality, beautiful colors, and smooth bokeh. With its fast f/1.7 aperture, it is ideal for portraits, low-light photography, and cinematic video work.