Vortex Diamondback HD 15x56 DB-218

The Diamondback HD smashes the scale of price vs performance, delivering a rock-solid optic that optically punches high above its class. The included GlassPak 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. Features: HD Optical System Optimized with select glass elements to deliver exceptional resolution, cut chromatic aberration and provide outstanding color fidelity, edge-to-edge sharpness and light transmission. Fully Multi-Coated Increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces. Dielectric Coating Multi-layer prism coatings provide bright, clear, color-accurate images. ArmorTek Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt. Phase Correction Coating on roof prism models enhances resolution and contrast. Specifications: Magnification 15x Objective Lens Diameter 56 mm Eye Relief 15.6 mm Exit Pupil 3.7 mm Linear Field of View 230 ft/1000 yds Angular Field of View 4.36 degrees Close Focus 14 feet Interpupillary Distance 59-76 mm Height 7.1 inches Width 5.8 inches Weight 34.8 oz