KMZ! Helios-44 Silber, 58mm F/2.0, 13 Klingen! UdSSR Objektiv für Canon EF EOS!
Based on the lens Carl Zeiss Biotar 2/58. It has 13 blades diaphragm! Helios-44 Silver, 58mm F/2.0, 13 blades! USSR Lens for Canon EF EOS! Included is an adapter for Canon EF EOS without a focus confirmation chip.