Pentax SMC FA 28-90mm f/3.5-5.6
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| Weight: | 195 g |
| Brand: | Pentax |
| Description: | Mount: Pentax KA/KAF/KAF2/KAF3, lens type: standard, focal length: variable, autofocus, min. focal length: 28 mm, max. focal length: 90 mm, aperture F at min. focal length: 3.5 |
| Type: | Lens |
| Functions: | Focusing motor for Nikon F |
| Length: | 67.5mm |
| Diameter: | 66.5 mm |
| Max. focal length: | 90 mm |
| Min. focal length: | 28 mm |
| Focal length: | Variable |
| Lens type: | Standard |
| Zoom ratio: | 3.2x |
| Max viewing angle: | 75 deg.min |
| Minimum focus distance: | 0.4 m |
| Auto focus: | There is |
| Bayonet: | Pentax KA/KAF/KAF2/KAF3 |
| Filter thread diameter: | 58 mm |
| Aperture F at max. focal length: | 5.6 |
| Aperture F at min. focal length: | 3.5 |
| Minimum aperture F: | 38 |
| Minimum viewing angle: | 27 degrees min |
| Number of element groups: | 8 |
| Number of elements: | 10 |