Vanguard Endeavor ED 10x42 Binocular with Harness + Tripod Adaptor + Lens Pen + Accessory Kit This special offer includes a harness to comfortably carry these full-sized binoculars in the field without it bouncing around while you walk, a tripod adaptor for extended glassing with no shake, and a lens cleaning pen to keep your glass clean. ED glass reduces color dispersion to provide high resolution colors and clarity /// Bak4 phase-coated prisms and fully multi-coated lenses Three stage twist out eyecups with long eye relief and locking diopter ring /// 100% waterproof and fogproof Advanced lens coatings for enhanced light transmission even in low light conditions /// Lightweight, open bridge body design with large, precise focus wheel Fast and free shipping from A+ authorized Vanguard seller with Premium Lifetime Warranty /// Magnification: 10x, Objective Lens Diameter: 42mm, Field of view: 340 ft/1000 yards, View angle: 6.5 degrees, Near focus: 8.2 feet, Eye relief: 16.5 mm, Weight: 25.8 ounces