Vanguard 8x42 Spirit ED Binocular (Black) ED glass for superior color reproduction Bak4 phase-coated prisms and fully multi-coated lenses Two stage twist out eyecups with long eye relief 100% waterproof and fogproof Advanced lens coatings for outstanding performance even in low light conditions Lightweight, ergonomic body design with large, precise focus wheel Premium Lifetime Warranty Magnification: 8x, Objective Lens Diameter: 42mm, Field of view: 330 ft/1000 yards, View angle: 6.3 degrees, Near focus: 8.2 feet, Eye relief: 19 mm, Weight: 22.6 ounces