Technical details
| Closest focusing distance |
1.55 m |
| Eye relief |
20 mm |
| Prism type |
Roof |
| Objective diameter |
42 mm |
| Magnification |
8 x |
| Exit pupil |
5.3 mm |
Viper HD 8x42 Roof Prism Binocular
The Viper HD—a premium-quality binocular packed with everything you need and nothing you don't. Rugged, compact and lightweight (one of the lightest full-size binoculars to date), it's easy to see why the Vipers are award winners. Add in HD (High Density) extra-low dispersion glass for impressive resolution and color fidelity and the Vipers change more than the game. They change the results, too.