RARE!! MMZ Helios 44-2 f2 58mm mount m42 Soviet lens
Focal length: 58mm
Lens mount: M42
Relative aperture: 1:2
Scale of diaphragms: from 2 to 16
Diaphragm: Manual
Focusing range: from 0.5m to 20m to infinity
Filter mount: M49x0.75