Waterproof binoculars have a trick up their sleeves: thanks to the tight structure, they are also dustproof, and they won't develop a layer of dirt on the inside. - Waterproof, gas filled, fog free - Fold-down eye cups make for easy use even with spectacles - Rubber armored - Large focus wheel for easy and precise operation - Schmidt prisms - Magnification: 8 x - Exit lens size: 32 mm - Pupil size: 4 mm - Field of view: 7.8° - Field of view at 1000 meters: 136 m - Eye relief: 15.5 mm - Closest focus: 2 m - KR coating prevents dirt and moisture from getting a grip of the lens surface - Included: lens covers, strap and pouch - 10 year guarantee