Helios-44-2 Objektiv 58 mm f/2,0 UdSSR für Canon EF-M, EOS M!!! s/N: 83385717
Based on the lens Carl Zeiss Biotar 2/58. It has 8 blades diaphragm! Helios-44-2 58mm F/2.0 USSR Lens For Canon EF-M, EOS.M ! Focal length: 58mm. Lens mount: M42, Canon EF-M. Included is an adapter for Canon EF-M mount.