Features: 1.Powerful binoculars: 26mm eyepiece diameter and 50mm objective diameter, large field of view. The 26mm eyepiece collects more light than other lenses, providing a clearer and brighter field of view. 2.Clear image: Multilayer coated aspherical lens components can achieve light reflection and minimum distortion even under low light conditions, resulting in better image brightness, contrast, and quality. The Bak-4 prism has a perfectly circular exit pupil. You can see a bright, clear, and sharp view. 3.Smooth, sturdy, waterproof, and anti fog: The rubber surface has seismic resistance and a strong, comfortable grip, making it durable. Waterproof, but not suitable for prolonged use in heavy rain or immersion in water. Anti drop and anti fog. 4.Easy to use: Focus can be adjusted by adjusting the right eyepiece focusing wheel and center wheel. Anyone can easily use it. This pair of binoculars can be used with a tripod. Therefore, this is very convenient when you watch something for a long time. 5.Perfect gifts: Perfect gifts for Christmas, birthday, Fathers Day, Childrens Day, and more. 6.Widely used: suitable for adult bird watching, hunting, camping, hiking, sports, and star watching. Parameters: Eyepiece diameter (mm): 28 Objective lens diameter (mm): 50 Field of view angle (deg): 6.4 Field of View (M/M, FT/YDS): 122m/1000m 367ft/1000yds Exit distance (mm): 23mm Outlet diameter (mm): 7.8mm Nearest distance (m): 5m/16.4ft Prism: BAK4 Waterproofing: Domestic waterproofing Product color: black/green Product size (ccm): 20X6.5X18cm Product weight (g): 900g Accessories: Mirror bag+wiping cloth+nylon lanyard+English manual+binoculars Color box size (mm): 23X8X20cm Package include: Binocular telescope * 1 English instruction manual * 1 Mirror bag * 1 Mirror wiping cloth * 1 Nylon lanyard * 1