Professional 10x50 HD Binoculars This is professional 10x50 binoculars, designed with 10X magnification, 50mm lens and 138M or 1000M wide field of view can help you see a clear face over 100 meters away. Compared to the narrow field of the 12x50 binoculars, the 10x50 binoculars offer impressive clarity and a wide field of view.HD Vision and Optical Quality Large BAK-4 prisms and FMC multi-coated lenses and eyepieces guarantee high definition vision. With better optical quality and higher refractive index than BAK5 or BAK7, it can effectively avoid dark angle, ensure good light transmission and good brightness for sharper vision.Waterproof, Anti-fog and Anti-slip Don't worry about rain and moisture, the rubber grip is non-slip and extremely durable, comfortable grip and provides solid protection for the harshest weather conditions , but can not be used in heavy rain or soaked in water for a long time.Easy Focus You can adjust various eyepiece widths to suit adults and children, and easily use the center focus wheel ring and diopter adjustment to focus on your goals.Multifunction and Applications Binoculars can provide clear vision in low light conditions, but not in total darkness. Specially designed for outdoor activities such as rock climbing, bird watching, football, safari, rock climbing, sightseeing, giveaway concerts, sports, hiking, camping.