Bushnell BS11050 Spectator Sport Binoculars, 10x50mm

Built for comfortable long-range viewing, with 10x magnification and large, 50mm objective lenses. PermaFocus Technology  - Keeps distant objects permanently in focus, eliminating the need for constant adjustment. Nitrogen Purged Fog-Proofing  - Nitrogen inside the scope ensures interior optical surfaces won‚t fog due to humidity or rapid temperature change. Multi Coated Optics  - Multiple layers of coatings on all lens surfaces increase light transmission and image brightness.