Overview: Open bridge, roof prism design is extremely lightweight & ergonomic Fully multi-coated lens deliver the brightness, clarity, contrast, & color fidelity Twist-up eyecups & generous eye relief for comfortable extended viewing Nitrogen-filled & sealed body for waterproof & fog proof protection New ergonomic construction balances perfectly in the hand for any outdoor activities A quick, central focusing knob has been paired with diopter adjustments for unparalleled speed & convenience Lightweight, rubber-armored body delivers ruggedness Include carrying bag, neck strap, & lens cleaning cloth Specification: Dimensions:5.91in*1.97in*1.97in Weight:9.3oz