80x80 Telescope High-definition Telescope Low Light Night Suitable For Outdoor/Travel Features: Hunting,birding,hiking,camping,watching and.These high power binoculars also can be used for watching large stage show,concert,ball matches etc. Multiple layer coated Aspherical Lenses for Light reflection and minimal distortion,better image brightness,contrast and quality. Eyepiece with eye protective soft glue;Inner lens add yellow plated film turn-back film, in order to solve the problem of insufficient light, make the scene more clear;A infinite smooth varying, precision focusing system;Ultra clear the built-in wide-angle lens, allows you to see larger Angle. Corrective optical coating are good for color and minimize distortion. Diopter System adjusting the imbalance vision of both eyes. The smooth and large center focus knob makes it to operate and easy to focus. Do not to clean the Binocular inside or try to removes the Binocular. Do not use the telescope to observe the sun directly, this will cause permanent damage to the eyes. Product detaila: Reference resolution: 4.5 ° Eyepiece diameter: 20mm Objectives lens diameter: 36mm Exits pupil diameter: 3.75mm Pupil exits distance: 13.1mm Field of view angle: 8.5 ° Focusing method: center/right eye focusing Close focus distance: 5 meters Package Included: 1 x Telescope 1 x Storage Bag