Stonerun HD 10x42

OPTICAL 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. ArmorTekA(R) - Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt. Phase Correction - Coating on roof prism models enhances resolution and contrast. CONSTRUCTION FEATURES Rubber Armor - Provides a secure, non-slip grip, and durable external protection. Waterproof - O-ring seals prevent moisture, dust and debris from penetrating the binocular for reliable performance in all environments. Shockproof - Rugged construction withstands recoil and impact. Fogproof - Nitrogen gas purging prevents internal fogging over a wide range of temperatures. Roof Prism - Valued for greater durability and a more compact size. CONVENIENCE FEATURES Adjustable Eyecups - Twist up and down for comfortable viewing with or without eyeglasses. Center Focus Wheel - Adjusts the focus of both binocular barrels at the same time. Diopter - Adjusts for differences in a user&';s eyes. Located on right eyepiece. Tripod Adaptable - Compatible with a tripod adapter, allowing use on a tripod or car window mount. SPECIFICATIONS Magnification: 10x Objective Lens Diameter: 42 mm Eye Relief: 15.0 mm Exit Pupil: 5.25 mm Linear Field of View: 330 feet/1000 yards Angular Field of View: 6.3 degrees Close Focus: 5.0 feet Interpupillary Distance: 55-73 mm Height: 5.7 inches Width: 5.1 inches Weight: 21.3 oz