HD Clear Sightviewing The telescope uses an omnidirectional multilayer lens coating and a large BAK4 prism. light transmittance up to 99.5% delivers brighter, clearer, crisper images for you to see details more easily. Easy To Use Eyepiece rotation design and adjustable eyecups twist up and down quickly for viewing with or without glasses. Focusing is straightforward and convenient, making setup fast. Magnification 30x magnification with a 50 mm objective lens provides wideangle viewing, even in low light. The magnification range is generally 712x; at 10x you get the view and brightest image. precision Process Lowspeed polishing technology yields higher precision and better optical performance, supporting reliable clarity for outdoor activities. Applications and scenarios Outdoor exploration: hiking, bird watching, and wildlife observation, as well as enjoying scenic views. Outdoor sports and events: watching ball games or concerts from a distance with clearer detail. General use: suitable for various conditions where bright, crisp distant viewing is beneficial.