OUTSTANDING OPTICS - 90% light transmission for brighter images even in low light, true-to-life color fidelity, and ED glass, aspheric lenses and FieldFlattener Technology for edge-to-edge sharpness across entire field of view.; RRUGGED DESIGN - Durable and lightweight magnesium housing with full rubber armoring. Binoculars are waterproof, fogproof, shockproof, and nitrogen purged.obust and durable design; GREAT ERGONOMICS - Fast, smooth, and precise focus wheel - with only 1.3 rotations.; ZEISS COATINGS - LotuTec coating that enables a clear view in all weather conditions and ZEISS T* coating which guarantees brilliant, high-contrast images, particularly in adverse light conditions and twilight.; NEW FEATURES - Adjustable and removeable eyecups, locking diopter, removable flip-down lens covers, and an easy access tripod interface.; Package Includes: Binocular, Carrying case with strap, Protection cap for eyepiece, Protection cap lens, Neck strap, Cleaning cloth, Quick guide and Safety instruction