Walimex 500mm f/8.0 VDSLR Sigma SA
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| Weight: | 640 g |
| Brand: | Walimex |
| 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 |
| Functions: | Adapted for video |
| Length: | 298 mm |
| Diameter: | 70 mm |
| Focal length: | Permanent |
| Lens type: | Telephoto lens |
| Minimum focus distance: | 8 m |
| Focal length of prime lens: | 500 mm |
| Bayonet: | Sigma SA |
| Filter thread diameter: | 67 mm |
| Aperture F at max. focal length: | 8 |
| Aperture F at min. focal length: | 8 |
| Minimum aperture F: | 32 |
| Number of element groups: | 4 |
| Number of elements: | 5 |