Lens Models
Lens models are any interchangeable lens that has been marketed
Mamiya Sekor C 150mm f/4 Soft Focus
 Summary |
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|---|---|
| Manufacturer | Mamiya 
|
| Model | Sekor C 150mm f/4 Soft Focus |
| Mount | Mamiya RB67 |
| Marketed | 1974 50 years ago |
 Optics |
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| Zoom |  |
| Focal length | 150mm |
| Aperture | f/4.0-32.0 |
| Closest focus | 0.61m |
| Elements/Groups | 5/3 |
| Diagonal angle of view | 33° |
| Negative size | 6×7 |
| Aperture blades | 8 |
| Coating | Multi coated |
 Features |
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| Autofocus | |
| Hood | 77mm push-on |
| Shutter model | Seiko |
 Physical |
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| Weight | 790g |
| Filter thread | 77.0mm |
 Misc |
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| Link | http://rb67.helluin.org/lenses/c-150mm-f4-soft-focus/ |
 Meta |
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