Soviet Vintage Lens Helios 77m-4 50mm 1:1,8 M42.Russian Lens Zenit USSR

The lens is in excellent condition. No scratches or mildew. See photos and videos.All functions are working properly.

Year of production 1980s.

Specifications
Optical construction: 6 elements in 4 groups.
Max Aperture: f1.8
Focal length: 52mm
View Angle: 44 deg full frame
Minimum focussing distance: 0.45m
Resolution: Center - 45
Resolution: edge - 25
Filter size: 52mm

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