Vortex Optics Viper HD Binoculars represent a serious step up in class with their HD (High Density) extra-low dispersion glass. It won't take you long to figure out why these rugged Viper HD binoculars are held in such high regard. Now include XR fully multi-coated lenses and you get a pair of binoculars that provides views with sharp detail as well as superb resolution and color fidelity. Viper HD binoculars are also compact and lightweight, making them easy to carry for long periods. Find out what a difference premium optics can make for you!