Zenitar-M Objektiv 50 mm f/1,7 USSR für Pentax, Zenit, M42 Mount. s/n: 843517
High throughput. Excellent sharpness at open aperture. Zenitar-M 1.7/50mm, M42 screw mount lens. Lens mount: M42. (Adapter not included). Focal length: 50mm. As you can see in the photos - It's in Very Good Condition.