Product: 20x50 Binoculars for Adults - Professional HD Binoculars for Birds Watching Travel Hunting Wildlife Outdoor Sports - BAK4 Prism FMC Lens Binoculars with Carrying Bag and Smartphone Adapter
Brand: MaiFeng
Advantages Ideal Power The 20X power magnification and 367ft/1000yds wide field of view is perfect for outdoor and indoor activities BAK4 Prism And Multi layer Coating Lens Large ultra Phase BAK4 Prism and Fully Multi-coated lens guarantee the key elements of an HD vision, Experience Unbeatable Resolution, Contrast & Color Fidelity that create sharp, clear, HD images Smartphone Adapter Attached with binoculars smartphone adapter mount makes it easy to position a point and shoot for high magnification photography. Flexible Foldable Eyecups for Comfortable Use Flexible Foldable Eyecups can be twisted up and down for different people,  Waterproof And Shock Resistance Nitrogen filled design, well sealing property and durable rubber armor for waterproof, fogproof binocular. Durable and Solid Construction With durable aluminum framework and rubber armor make it not only delicate but also usable to withstand the toughest weather conditions. Low Light Night Vision 50mm large objective lens, Full HD green film with excellent 99.6% light transmittance allows more light pass through the lens and produce high brightness.  Specification:
 Magnification power: 20x  Objective diameter: 50mm  Eyepiece Diameter: 28mm  Eye Relief: 14.6mm View Angle: 7.8° Field of View: 367 FT / 1000YDS Prism: Roof prism / BAK4 Product dimension: 7.48x 2.56x 7.09 inch Product weight: 2.12lb / 978g
【Professional Powerful Binoculars】Professional ROOF PRISM 20x50 binoculars with large field of view, Designed with 20X power magnification, 50mm large objective lens and 367ft/1000yds large field of view, ideal magnification to capture the most clear, bright and steady images，28mm eyepiece lens and 50mm large objective lens guarantee the high-quality optics system and preserve large field of view, good for fast moving object, can help you see the objective clearly from more than 1000yards
【HD Superior Optics & Adjustable Eye Relief】Large superior BAK-4 Prism and Fully Multi-coated objective lens and eyepiece guarantee the key elements of an HD vision, brighter view and crisp images. Perfect for birds watching, hunting, Concerts and Sports. the eye-cup can be twisted up and down for different people, Focus by adjusting eye cup and center wheel to get a proper eye relief between your eyes and the optical lens.
【Durable and Waterproof】The robust frame and rubber-reinforced housing provide solid protection for the toughest weather conditions. Designed with IP55 standards. The body is fully sealed and filled with Nitrogen protects the lens from fogging, Prevents moisture, dust, and debris from getting inside the binocular, Ergonomic skid handgrip design make it not only in decent but also perfect for comfortable hold and light carry.
【Clear Low Light Night Vison】Design of Aspherical lenses and multi-layer coating guarantee excellent light transmission and well improve image brightness, contrast and quality. It can be used at night, but not in complete darkness. Suitable for concerts, opera, sightseeing and astronomical viewing.
【Complete Accessories And Convenience】Comes with a Newest Smartphone adapter. Carrying Case, Eyepiece and Lens Protection Covers, Cleaning Cloth and Binocular Neck Strap. Also can be used with the tripod and free your hands when you need to watch something for a long time.

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