20×50 Binoculars for Adults, HD Professional/Waterproof Fogproof Binoculars with Low Light Night Vision, Durable and Clear FMC BAK4 Prism Lens, for Birds Watching Hunting Traveling Outdoor Sports

This 20 x 50 Binocular have been created to provide wildlife enthusiasts or any binoculars users with the highest performance and innovative technology. We combine quality, functionality and reliability in every aspect of our binoculars to offer you the best experience in your observation of nature.Functions: 1.40mm FMC(fully multi-coated) green film lens and clear prism, works well at night or in weak light conditions,delivers higher light transmittance and sharp, high-contrast views.2. Bak-4 prism makes bright, clear & sharp viewing experience.3. High temperature resistance (works well under -40℃~+50℃ harsh environments.)4. Made of non-slip rubber armor and leather,100% waterproof structure, smooth central focus knob, all metal structure makes it rather durable.Easy to focus: 1.Fold the binoculars and adjust the pivot (central hinge) until it matches the distance between your eyes.2.Pick an object, turn the control lever on left/right eyepiece until the image is sharp.3.Look through the binoculars with both eyes,all you need to do is to adjust the central focus wheel to get a sharp image at different distances.Specifications:- Magnification: 20X- Objective Lens Diameter: 50mm- Eyepiece Diameter: 20mm- Field Of Vision: 56M/1000M- Prism: BAK4- Optical Coating: FMC Film Lens (Bright & Clear Image)- Material:Body Of Binoculars(Metal)+Eco Moisture-Proof Rubber ArmorPackage Includes:1X Binoculars1X Carrying Case1X Neck Strap1X Lens Cloth1X Eyepiece & Objective Lens Cover1X Instruction Manual