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Ross
| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
| M39 | Portrait | — | 50mm | f/2 | — | |
| M39 | Portrait | 1948 | 50mm | f/2 | — | |
| M39 | Telephoto | 1948 | 90mm | f/3.5 | — |
#DE2910
| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
| M39 | Portrait | — | 50mm | f/2 | — | |
| M39 | Portrait | 1948 | 50mm | f/2 | — | |
| M39 | Telephoto | 1948 | 90mm | f/3.5 | — |