Binoculars Doerr Alpina Pro 7-21x40
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| Weight: | 780 g |
| Brand: | Doerr |
| Description: | Type: binoculars, magnification: 21 x, lens diameter: 40 mm, functions: Zoom, pupillary distance adjustment, features: case/pouch included, design: rubberized body |
| Type: | Binoculars |
| Lens diameter: | 40 mm |
| Increase: | 21 x |
| Relative brightness: | 32.5 |
| The Twilight Factor: | 29 |
| Prism type: | Porro |
| Focusing: | Central |