Helios-44 Black 13 blades, 58mm F/2.0, mount FX, USSR Lens FULLY SERVICED
The lens was manufactured in the USSR and is based on the famous Carl Zeiss Biotar optical design. Made in: USSR (Soviet Union). Mount: M42 for FX. Lens Black Helios-44 13-blades (58 mm f/2 M42 for FX).