SIG SAUER Zulu4 HD 12x50mm Schmidt-Pechan Prism Binocular FDE. Featuring SIG SAUERs premium high-definition glass for unmatched resolution and light transmission the ZULU4 HD is packed with proprietary coatingsSpectraCoat LensArmor and LensShieldto reduce glare resist wear and stay protected in the harshest conditions. A rugged yet lightweight magnesium housing wrapped in armor makes the ZULU4 HD as tough as it is refined. With newly redesigned focus and diopter controls this field-ready optic offers precision tuning right at your fingertips. Whether youre glassing across open ridgelines or observing tight timber the ZULU4 HD keeps your vision sharp and your target clear. Specifications for SIG SAUER Zulu4 HD 12x50mm Schmidt-Pechan Prism Binocular: Manufacturer: SIG SAUER Color: FDE Magnification: 12 x Objective Lens Diameter: 50 mm Prism System: Schmidt-Pechan Eye Relief: 15.5 mm Optical Coating: Multi-Coated Twilight Factor: 25 Interpupillary Distance: 58 - 72 mm Close Focus: 2.8 m Diopter Adjustment Range: -3 - 3 dpt Length: 6.75 in Weight: 33.65 oz Finish: Rubber Armor Fabric/Material: Magnesium Width: 5.25 in Features of SIG SAUER Zulu4 HD 12x50mm Schmidt-Pechan Prism Binocular HD Glass lenses deliver exceptional clarity and superior brightness for a high-resolution sight picture. Proprietary anti-reflective SpectraCoat LensArmor and LenShield technologies Updated locking diopter ring and 2 position adjustable eyecups Newly redesigned focus wheel with a new precision contour overmold provides ultra-fine focal adjustment The ZULU4 HD features a reinforced metal housing wrapped in rubber armor offering durability with a sleek appearance New molded EVA carrying case for streamlined protection Capable of being mounted to tripod adapter using a standard 1/4in-20 threaded insert IPX7 waterproof and fogproof rated Package Contents: SIG SAUER Zulu4 HD 12x50mm Schmidt-Pechan Prism Binocular SIG SAUER SOZ40002: Zulu4 HD 12x50mm Schmidt-Pechan Prism Binocular FDE