This item is in stock in USA

Helios-81 H 50mm f./ 2 Helios-81h Helios 81N Nikon Mount
Technical features:
Focal length: 50 
Aperture: 2 
Mount: Nikon F
Blades: 6 

examples of photos taken on Helios 81H see the album

It can be used lens on a SLR and DSLR cameras

The lens is inspected with dosimeter, no radiation traces found

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