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RAZOR HD 8X42 ROOF PRISM BINOCULAR Extreme terrain. Unimaginable condiitons. Both test your mettle—and your optics. With a well-earned reputation for pushing the limits of optical performance, the Razor HDs step up and out on other binoculars in their class. Small, light, bright, strong, and packed with the best quality, hand-selected prisms and premium HD extra-low dispersion glass available today. Nothing else comes close. OPTICAL FEATURES APO Optical System Combines with HD (High Density) glass for unmatched color sharpness. Plasma Tech Cutting edge application process provides unparalleled coating durability and performance. HD Lens Elements Premium (High Density) extra-low dispersion glass delivers the ultimate in resolution and color fidelity, resulting in High Definition images. Dielectric Prism Coatings Multi-layer coatings provide the clearest, brightest, most color-accurate images possible. XR Lens Coatings Vortex proprietary XR anti-reflective coatings, fully multi-coated on all air-to-glass lens surfaces, increase light transmission for maximum brightness. Phase Correction Used on roof prism models only—coating enhances resolution and contrast. CONSTRUCTION FEATURES Roof Prisms Valued for greater durability and a more compact size. Ergonomic open-hinge design. Magnesium Chassis Decreases weight and increases strength. Waterproof Optics are sealed with o-rings to prevent moisture, dust, and debris from getting inside the binocular. Fogproof Argon gas purging guarantees superior fogproof and waterproof performance. Rubber Armor Provides a secure, non-slip grip, and durable external protection. ArmorTek Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt. True Open Hinge Offers superior ergonomics while decreasing total weight and bulk. CONVENIENCE FEATURES Multi-Position Eyecups Twist up and down to precise, intermediate settings to maximize custom fit for comfortable viewing with or without eyeglasses. Center Focus Wheel Adjusts the focus of both binocular barrels at the same time. Locking 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. Magnification 8 x Objective Lens Diameter 42 mm Eye Relief 17.5 mm Exit Pupil 5.25 mm Linear Field of View 388 feet/1000 yards Angular Field Of View 7.4 degrees Close Focus 6 feet Interpupillary Distance 55-75 mm Height 5.9 inches Width 5.1 inches Weight 24.2 ounces Product Manual (PDF) Download