SOVIET Black Mir 1B VINTAGE RARE LENS wide angle 37 mm f2.8 for SLR M42

great lens!

in great condition! everything spins smoothly! full set



Specifications:

The focal length is 37 mm.
The viewing angle is 60 degrees.
Open diaphragm - 2.8.
Closed aperture - 16.
The number of aperture blades - 10 pcs.
The minimum focusing distance is 0.7 meters.
The number of lenses / groups is 6/5.
Center / edge cutting capacity 45/23 lines per mm.
Threaded optics mount - m42.
Aperture presetting mechanism



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