uscamel 10x50 military marine binoculars for-adults with rangefinder compass waterproof binoculars for birdwatching hunting boating navigation, Black10x50 long range BinocularsThe Marine Binoculars floating with 10x magnification and 50mm large objective lens. 22 mm eye relief,6. 8mm exit pupil,field of view is 396 feet at 1000 yards,with 5 diopter left and right diopter ring, You can adjust the distance for better viewing without glasses and for fine focusing. The eye cups can be folded easily you can operate it with glasses wearers. High Quality BAK4 military BinocularsThe high powered