Vortex Optics DIAMONDBACK® HD 10X42

The Diamondback® HD smashes the scale of price vs performance, delivering a rock-solid optic that optically punches high above its class. The included GlassPakTM binocular harness keeps your glass close at hand, ready to deploy at a moment's notice, all while providing protection and significantly more comfort than traditional neck straps. Description ArmorTek ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt Fully Multi-Coated HD Lens Phase Correction - coating on roof prism models enhances resolution and contrast Rubber armor provides a secure, non-slip grip, and durable external protection Shockproof  - rugged construction withstands recoil & impact  Comes with GlassPak binocular case, GlassPak case harness, rainguard eyepiece cover, tethered objective lens covers, comfort neck strap & lens cloth Details UPC 875874009943 SIZE 5.7"Height  5.1" Width WEIGHT (OZ) 21.3 oz. MAGNIFICATION 10x OBJECTIVE LENS DIAMETER 42mm LINEAR FIELD OF VIEW 330 feet/1000 yards ANGULAR FIELD OF VIEW 6.3 degrees EYE RELIEF 15 mm BRAND Vortex Optics EXIT PUPIL 4.2 mm INTERPUPILLARY DISTANCE 55-73 mm CLOSE FOCUS 5 feet