Featuring a high-definition optical system - a lightweight magnesium alloy housing - and powerful magnification for distant details - the 10x28 Diamondback HD Binoculars from Vortex are a versatile optic suited to a wide range of uses The Diamondback HD renders views with minimal chromatic aberration - exceptional color fidelity - edge-to-edge sharpness - and optimal light transmission through the use of high definition glass - an index-matched lens configuration - XR Plus lens coatings - and dielectric-coated - phase-correcting roof prisms Minimum focus is a birding-friendly 6 feet The lenses are protected from scratches - oil - and dust by ArmorTek exterior lens coating The housing is argon filled and sealed with O-rings to ensure reliable and durable protection against dust - debris - fog - and water The binoculars are rubber armored to make them nonslip and offer durable protection They are equipped with a large focusing knob that is easy to use even while wearing gloves Naturally contoured to perfectly fit your hands - promoting comfort - and eliminating user fatigue - the Diamondback HD binoculars include a winning combination of features
Features: High Definition Optical System, Phase-Corrected Roof Prisms, Fully Multi-Coated Optics, Field of View: 273' at 1000 Yards, Argon-Filled Water and Fogproof, Large Center Focusing Knob, Rubber-Armored Magnesium Housing, Tripod Adaptable with Optional Adapter, Twist-Up Rubber Eyecups/Diopter
Prism Type: Roof
Magnification: 10x
Objective Lens Diameter: 28 mm
Angle of View: 5.1 degrees (Actual)
Field of View: 273' @ 1000 yd / 90.64 m @ 1000 m
Minimum Focus Distance: 6' / 1.83 m
Exit Pupil Diameter: 2.8 mm
Eye Relief: 16 mm
Interpupillary Adjustment: 55 to 72 mm / 2.2 to 2.8-inch
Diopter Adjustment: Yes
Focus Type: Center
Fogproof: Yes - Argon Filled
Environmental Resistance: Water-Resistant (Unrated)
Dimensions: 4.6 x 4.5-inch / 11.68 x 11.43 cm
Weight: 13.5 oz / 383 g
