Helios 81M f2/53mm Soviet lens USSR, for Nikon
810985
$
66.00
USSR lens Helios 81M is a six-celled anastigmat with single-layer or multi-layer (MS) clarification based on the Biotar 2/53 lens (Carl Zeiss Jena).
According to the optical scheme - planar. One of the most common lenses of the USSR

Specifications:

Format: 35mm mirror
Type: Constant focal length (fixed)
Focus: Manual Focus
System: M42
Optical design: 6 elements in 4 groups
Focal length: 58mm
Aperture: f / 2.0 - f / 16
Petal Aperture: 8
Diameter of filter thread: 49mm
Weight: 270g
Length: 42mm
Year of production: 1975

Product condition:

Good condition. Lenses without scratches and fungus. There is a micro hairline inside. The mechanics are working properly.
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