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Helios-81
| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
Helios-8150mm F/2 | M42+ NIKON F, NIKON F DX | Portrait | — | 50mm | f/2 | — |
#DE2910
| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
Helios-8150mm F/2 | M42+ NIKON F, NIKON F DX | Portrait | — | 50mm | f/2 | — |