Helios-77M-4

Helios-77M-4 f/1.8 50mm.

The Helios-77M-4 was produced in the 1990s for Zenit cameras. It has a 42mm screw mount and auto-diaphragm. It has click-stops down to f/16. It focuses down to 0.45 metres and was manufactured by VOMZ.

David Tomlinson.