From the Manufacturer Outland X 10x42 Binocular (item #71347) Outland X 10x42 Binocular Item #71347OverviewDetailsSpecsOverviewOutland X 10x42 - General FeaturesMulti-Coated OpticsWaterproof and FogproofProtective Rubber CoveringTwist-up Eyecups for Quick AdjustmentMoisture Resistant Neoprene Carrying CaseNo Fault Lifetime WarrantyDetailsSee the outdoors in a whole new way!Celestron's mid-size Outland Series was designed to meet the needs of every outdoor enthusiast, from birders and hunters to sports fans to travelers. The optics are multi-coated to obtain high resolution and high contrast views. The prism are made of BaK-4 glass to give you enhanced color fidelity. The rubber covered Outland X allows for rough and tough handling and the binoculars are waterproof and fogproof and are nitrogen purged for using in all weather environments. Large focus knobs make for easy and precise focusing and twist-up eyecups allow for quick adjustment of eye relief to obtain the full field of view. Comfortable traps are pre-attached to the binoculars to make them ready to use. The objective lens covers are semi-attached so they don't get lost on the 42mm sizes. Tripod adapter threads are included on the 42mm sizes. All of the above items come in a lightweight, ergonomic design for maximum comfort. The Outland X is available in four sizes and includes a wide binocular strap, soft protective carry pouch and a No-Fault Lifetime Warranty. The Outland X is a versatile binocular and a superb value, making it the ideal choice for all of your outdoor adventures! SpecsOptical Design: Roof Diameter: 42 mm (1.65 in) Magnification: 10 x Angular Field of View: 5.6 ° Linear Field of View (@1000 yds): 293 ft (89.31 m) Linear Field of View (@1000 m): 97.7 m (320.54 ft) Exit Pupil: 4.2 mm (0.17 in) Eye Relief: 14 mm (0.55 in) IPD Min: 56 mm (2.2 in) IPD Max: 74 mm (2.91 in) Near Focus (Binoculars): 13 ft (3.96 m) Prisms: BaK-4 Optical Coatings: Multi-Coated Weather Proof: Waterproof Weight: 22 oz (623.69 g) Product Description Celestron's mid-sized Outland X Series was designed to meet the needs of every outdoor enthusiast. Multi-coated optics help obtain the highest resolution and contrast views, while the prisms made of BaK-4 glass provide you with sharp and enhanced color fidelity for an exceptional viewing experience. A protected rubber-coated exterior allows for rough and tough handling in all-weather environments, as it provides extra protection from outdoor elements as well as a secure, anti-slip gripping surface. Your Outland X binoculars will last for years to come Comfortable straps have been pre-attached to the binoculars for easy ready-to-go use, and the objective lens covers are semi-attached so they don't get lost. Tripod adapter threads are also included in case you?d like to attach your binocular to an adapter and tripod (sold separately) for extended viewing sessions. All in all, this binocular offers a lightweight, ergonomic form factor designed for maximum comfort. The Outland X is a great birdwatching binocular for adults. Our binoculars include a wide, comfortable binocular strap and a soft, moisture-resistant neoprene carrying case. Buy with confidence from the world?s #1 telescope brand and a leading sport optics manufacturer, based in California since 1960. Enjoy your new Celestron Outland X binoculars.