Endeavor ED II Binoculars from Vanguard are built with premium Japanese Extra-low Dispersion (ED) glass with edge-to-edge clarity to enhance light transmission. Phase-corrected BaK4 roof prisms provide improved light reflection, high-contrast, and true color fidelity in order to virtually eliminate chromatic aberration. Complementing the glass and prisms are anti-reflection fully multi-coated optics that improves light transmission for bright and clear images across the entire field of view and enhanced contrast.
An ergonomic open-bridge design helps the Endeavor ED II Helps to reduce weight without sacrificing strength, and provides a large surface area to hold, even with the compact body. Pebbled rubber armoring helps to give protection from drops and impacts while helping to provide a non-slip grip. Designed for durability, the lightweight magnesium-alloy housing is nitrogen-filled and o-ring sealed for water and fogproof performance. The three-stage click-stop twist-up eyecups provide a custom-fit eye relief for use with or without eye-wear. The Endeavor ED II also features knurled center focus wheel, right-eye locking diopter adjustment, and a flip-down tethered objective lens covers.