Pentax SMC FA 645 80-160mm f/4.5
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| Weight: | 1010 g |
| Brand: | Pentax |
| Description: | Mount: Mamiya 645, lens type: standard, focal length: variable, min. focal length: 55 mm, max. focal length: 110 mm, aperture F at min. focal length: 4.50, aperture F at max. focal length |
| Type: | Lens |
| Length: | 130.5 mm |
| Diameter: | 85 mm |
| Max. focal length: | 160 mm |
| Min. focal length: | 80 mm |
| Focal length: | Variable |
| Lens type: | Telephoto lens |
| Zoom ratio: | 2x |
| Max viewing angle: | 47 degrees min |
| Minimum focus distance: | 1m |
| Auto focus: | There is |
| Bayonet: | Pentax 645 |
| Filter thread diameter: | 77 mm |
| Aperture F at max. focal length: | 4.5 |
| Aperture F at min. focal length: | 4.5 |
| Minimum aperture F: | 32 |
| Minimum viewing angle: | 24.5 deg.min |
| Number of element groups: | 10 |
| Number of elements: | 11 |