Lens Models
Lens models are any interchangeable lens that has been marketed
Mamiya Sekor Z 250mm f/4.5 W
 Summary |
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| Manufacturer | Mamiya 
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| Model | Sekor Z 250mm f/4.5 W |
| Mount | Mamiya RZ67 |
 Optics |
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| Zoom |  |
| Focal length | 250mm |
| Aperture | f/4.5-32.0 |
| Elements/Groups | 5/4 |
| Diagonal angle of view | 20° |
| Lens type | Medium telephoto |
| Maximum magnification | 0.190× |
| Negative size | 6×7 |
| Coating | Multi coated |
 Features |
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| Autofocus | |
 Physical |
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| Weight | 1080g |
| Length | 126mm |
| Diameter | 97mm |
| Filter thread | 77.0mm |
 Misc |
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 Meta |
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| Sharing |
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