Vanguard Venture 1042 Waterproof Binocular Lightweight composite binocular weighs only 24.6 ounces Nitrogen purged O-ring seal provides 100% water and fog protection Bak4 prisms and fully multi-coated lenses for sharp contrast and increased light transmission Emerald coating provides greater contrast and natural color reproduction. 10 power, 42 mm objective lenses. View angle: 5.6. Field of view 293 ft/1000 yards. Eye relief 16.5mm. Near focus 13.1 ft. Size: 6 1/4" x 4 7/8".