Lens Models
Lens models are any interchangeable lens that has been marketed
Mamiya Sekor 50mm f/6.3
 Summary |
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|---|---|
| Manufacturer | Mamiya 
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| Model | Sekor 50mm f/6.3 |
| Mount | Mamiya Press |
 Optics |
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| Zoom |  |
| Focal length | 50mm |
| Aperture | f/6.3 |
| Elements/Groups | 8/5 |
| Diagonal angle of view | 91° |
| Lens type | Super wide angle |
| Negative size | 6×9 |
 Features |
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 Physical |
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| Weight | 610g |
| Filter thread | 72.0mm |
 Misc |
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| Notes | Biogon type |
 Meta |
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| Sharing |
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