features:1.- 8x magnification, 19mm eye lens diameter and 50mm objective diameter; 8m field of view at 1000m; When you use this binoculars, the vision is broad and it is very clear for the gain of binoculars.2.- Multilayer-coated aspherical lenses elements provide superior light transmission and minimal distortion, better image brightness, contrast and quality. The Bak-4 prism has a perfectly round exit pupil. Providing bright, clear and razor-sharp viewing.3.- Daily Waterproof body for shock-resistance and a firm, comfortable grip, durable and portable for outdoors, even suitable for hostile environment. But please dont immerse the binoculars in water.4.- The centre-focus knob of this compact binoculars guarantee fast and high precision focusing.5.-These binoculars are designed for birding watching, hiking, hunting, climbing, trip, football basketball, or any Sports competition, concert. And it is also an ideal Christmas gift for adults, kids, children. Tip:These binoculars have low-light night vision and can be used at nighSpecifications:Multiplication: 8 timesObjective lens diameter: 50mmEyepiece diameter: 19mmField of view: 8M/1000MPrism type: BAK-4Focusing method: central focusingSize: 20x7x20 cm/7.87 * 2.75 * 7.87 inch