Discovery Basics BBC 8x21
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| Brand: | Discovery |
| Product color: | Orange, blue/black |
| Description: | Type: binoculars, tourist binoculars, magnification: 8 x, objective lens diameter: 21 mm, exit pupil diameter: 2.60 mm, functions: pupillary distance adjustment, features: case/pouch included, design: retractable |
| Additional Information: | Compact Porro binoculars, the best choice for daytime observations, |
| Type: | Binoculars, tourist binoculars |
| Housing material: | Plastic |
| Lens diameter: | 21 mm |
| Exit pupil diameter: | 2.6mm |
| Field of view at a distance of 1000 m: | 126 m |
| Increase: | 8 x |
| Angular field of view real: | 7.2° |
| Eye relief: | 10 mm |
| Prism material: | BK-7 |
| Prism type: | Porro |
| Focusing: | Central |