What's in the Box Vortex Viper HD 12x50 Binocular Viper Glasspak Binocular Harness Comfort Neck Strap Tethered Objective Lens Covers Rainguard Eyepiece Cover Viper HD binoculars are an optical masterpiece, giving hunters, shooters and outdoor enthusiasts a premium option without the premium price tag. The HD optical system delivers stunning resolution, color fidelity and edge-to-edge clarity. These are one of the lightest, most compact, full-size binos on the market a noteworthy attribute when gear consideration can be measured in grams. Includes GlassPak chest harness, keeping your binos at the ready while providing comfortable, protected, strain-free, all-day carry. Product Specifications Magnification: 12x Objective Lens Diameter: 50 mm Eye Relief: 16 mm Exit Pupil: 4.1 mm Linear Field of View: 288 feet/1000 yards Angular Field of View: 5.5 degrees Close Focus: 9.5 feet Interpupillary Distance: 56-75 mm Height: 6.5 inches Width: 5.2 inches Weight: 28.8 oz