10x42 WP Crossover, O-Ring sealed for 100% waterproof protection, Dry nitrogen-purged and sealed to prevent fogging, clouding and moisture damage, Fully multi-coated optics to maximize light transmission for brighter images, BAK-4 prisms for crisp and clear images, Twist-up eyecups, Large centre focus knob, Rugged shock-absorbing rubber armour, Non-slip and ergonomic design for a secure grip, Includes carrying case and neck strap, Limited Lifetime Warranty Engineered to perform at its best under harsh conditions, this binoculars is truly the next generation of binoculars. Features BAK-4 prisms and are fully multi coated optics that result in remarkably bright images. Keep your view in focus with the large centre focus knob. Featuring nitrogen-purged body that is 100% waterproof and fogproof, non-slip and shock absorbing rubber armour proves a firm grip. Adjustments such as twist-up eyecups and right eye diopter let you customize these binoculars to your personal preference. Whether your hiking, birdwatching, or hunting these binoculars will crossover from one environment to the next. Includes carrying case, neckstrap and are protected by BARSKA's limited lifetime warranty. Focus System Center Prism Type Porro Prism Glass BAK-4 Magnification (Fixed) 10x Close Focus (ft/m) 16/5 Eye Relief 17.5mm Objective Lens 42mm Exit Pupil 4.2mm Field of View (ft@1000yds/m@1000m) 315/105 Diopter Right Eye Optical Coating Fully Multi-Coated Waterproof Yes Fogproof Yes (Nitrogen CO2) Tripod Adaptable Yes Product Weight 23.28 oz Finish Black Matte Included Accessories Lens Covers, Carrying Case, Neck Strap and Lens Cloth Explore the great outdoors with these fantastic waterproof binoculars Designed for adventure seekers, they're perfect for birdwatching, hiking, or sporting events. Experience the world up close and personal while staying prepared for any weather