12x42 Powerful HD Binoculars Roof prism binoculars with 12X magnification and 42mm objective diameter provide clear high quality image in low light conditions. And the large eyepieces give you 114m wide field of view at 1000m distance. Give yourself a pleasurable viewing experience and bring the world closer together.HD Vision Optical Quality Large BAK-4 prisms and FMC multi-coated lenses and eyepieces high definition vision. With better optical quality and higher refractive index than BAK5 / BAK7, it can effectively avoid dark angle, ensure good light transmission and good brightness for sharper vision.Easy Focus Various eye widths makes it suitable for adults and children. The smooth center focus knob makes it easy to use and focus the binoculars. It s fast and high precision focusing to get clearer views.Waterproof, Anti-fog and Anti-slip Don t worry about rain and moisture, the rubber grip is non-slip and extremely durable, comfortable in the 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.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, tourism, concerts, sport, hiking, camping.