Explore the great outdoors with the Celestron Nature DX 10X42 binoculars, expertly crafted for the nature enthusiast. These binoculars are designed to endure the rigors of outdoor use, featuring a waterproof construction and a fully rubber-armored body for durability. The BaK-4 prisms are phase coated, enhancing contrast and resolution, thereby offering you sharper and more detailed images. The optics of the Nature DX 10X42 are fully multi-coated, maximizing light transmission across the entire optical path, resulting in brighter images even in lower light conditions. A close focus distance of 6.5 feet makes these binoculars ideal for viewing subjects at close range, whether you're birdwatching, observing wildlife, or examining plants and insects. Equipped with sturdy, twist-up eyecups that have multiple stops, these binoculars cater to all users, including those who wear eyeglasses, providing a comfortable viewing experience with an eye relief of 14.0 mm. The Celestron Nature DX 10x42mm binoculars strike a perfect balance between high-quality optics and user-friendly design. With a 10x magnification and 42mm objective lenses, they offer a wide field of view, making it easy to locate and follow subjects. The durable and lightweight design ensures that these binoculars are not only protective against the elements but also convenient to carry on any adventure. These binoculars are not just limited to nature observation; they are also great for enjoying outdoor events, concerts, and sports. Birdwatchers, in particular, will appreciate the bright, clear views and the ease of identifying birds, making the Celestron Nature DX 10X42 an ideal choice for both novice and experienced birders. They provide an immersive experience in birdwatching and other outdoor activities, enhancing your connection with nature. Specifications Magnification: 10x Objective Lens Diameter: 42mm (1.65") Angular Field of View: 5.8° Linear Field of View (@1000 yds) / @1000 m): 304 ft (101 m) Exit Pupil: 4.2mm (0.16") Eye Relief: 14mm (0.55") Close Focus: 6.5 ft (2.20 m) Interpupillary Distance (max): 74mm (2.91") Interpupillary Distance (min): 56mm (2.2") Diopter Adjustment Range: ±3 Twilight Factor: 20.49 Relative Brightness: 17.64 Limiting Stellar Magnitude: Ideal: 10.62 Moderate: 9.62 Poor: 8.62 Lens Coatings: Fully Multi-Coated Prism Glass (Type): Bak-4 Prism Coatings: Phase Coated Weight: 22.2 oz (629 g) Environmental Protection: Waterproof Nitrogen Filled: Yes Tripod Adaptable: Yes Carrying Case: Padded nylon canvas Dimensions: 135mm x 126mm x 52mm (5.3" x 5" x 2") Included Items: Neck strap Objective lens caps Rainguard Carrying case Lens cloth Instruction manual Solar Warning Never look directly at the Sun with the naked eye or with this optic. Permanent and irreversible eye damage may result. Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it. Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present. California Residents WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.