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Optical design
| Format: 35mm SLR
Type: Prime lens
Focusing: Manual Focus (MF)
Lens mounts: Other mount
Optical design: 6 elements in 6 groups
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Owners (0)
Views (4097)
Average price: $10 |
Specifications:
| Focal length | Max. aperture | Min. aperture | Blades | Min. Focus (m.) | Filter Ø (mm.) | Weight (gr/oz) | Length (mm/in) |
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| 90mm | f/1.8 | f/1.8 | no |  | 82 | | 92/3,6 |
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Additional information:
OKP5-90-1 90 mm f/ 1.8 (Russian: "ОКП")
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Frame diameter: 82.5 mm
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Back focal distance: 50.14 mm
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Plain attachments diameter: 82.5 mm
The OKP5-90-1 is also known as 35KP-1.8/90. This is a fast motion-picture projector lens for 35 mm film cameras with the frame size of 22х18.7 mm. The lens features a high level of residual aberration correction and high resolution (100/50 lpmm).
Posted by: nukemall Date of publication: 21.10.2011
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