Bright. Clear. HD imagery. A 65+ year masterwork of ruggedness, clarity and light transmission, Bushnell binoculars represent the pinnacle of optical performance for today’s outdoor enthusiast. The HDOS (High definition optical system) combines our key technologies like Ultra Wide Custom Band anti-reflective lens coating and BaK-4 Prisms to deliver superior light transmission and a high-definition picture. Add a waterproof structure and Exo Barrier™ to keep fog, water and dirt off the lenses and you get clarity in any condition.