Amazon.com : 20x50 High Powered Binoculars for Adults, Waterproof Amazon.com : 500x25 HD Powerful Binoculars 5000M Long Range Folding Amazon.com : LANDVIEW 20x50 High Power Binoculars for Adults with Amazon.com : 20x25 High Powered Binoculars for Adults and Kids, Compact. Premium High Definition Binoculars for Serious Observation Experience exceptional clarity and power with these professional grade 20x50 HD binoculars, engineered for outdoor enthusiasts, wildlife observers, and sports fans who demand superior optical performance in any environment. Premium Features 20x Magnification: Powerful 20x zoom with 50mm objective lens delivers bright, detailed images at extended distances IPX4 Water Resistant: Weather sealed construction protects against rain and moisture for reliable all weather performance MC Lens Coating: Multi coated optics maximize light transmission and color accuracy for crystal clear viewing BAK4 Prism System: Premium BaK 4 prism ensures sharp, high contrast images with superior edge to edge clarity Wide Field of View: 3. 2 degree field of view for easy subject tracking and observation Durable Construction: High quality materials ensure long lasting performance in demanding conditions Perfect For Wildlife observation and birdwatching Sporting events and concerts Hiking, camping, and outdoor exploration Marine and coastal viewing Astronomy and celestial observation Hunting and surveillance Specifications Magnification: 10x 20x Objective Lens Diameter: 50mm Field of View: 3. 2 degrees Water Resistance: IPX4 Prism Type: BAK4 Lens Coating: MC (Multi Coated) Built to professional standards and designed for powerful magnification, these binoculars deliver the optical excellence and durability required for serious outdoor observation in any weather condition.