Lens Models
Lens models are any interchangeable lens that has been marketed
Mamiya Sekor C 105-210mm f/4.5 Zoom
 Summary |
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|---|---|
| Manufacturer | Mamiya 
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| Model | Sekor C 105-210mm f/4.5 Zoom |
| Mount | Mamiya 645 |
 Optics |
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| Zoom |  |
| Focal length | 105-210mm |
| Zoom ratio | 2.00× |
| Aperture | f/4.5-32.0 |
| Closest focus | 2.50m |
| Elements/Groups | 15/11 |
| Diagonal angle of view | 37-19° |
| Lens type | Medium telephoto |
| Negative size | 6×4.5 |
| Aperture blades | 6 |
| Coating | Multi coated |
 Features |
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| Autofocus |  |
 Physical |
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| Weight | 1220g |
| Diameter | 80mm |
| Filter thread | 77.0mm |
 Misc |
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 Meta |
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| Sharing |
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