YCM-836 in order to meet the needs of modern security, the telescope adopts German technology, and its definition reaches the advanced level of similar products. German Marconi fiber fuselage has better high and low temperature resistance than metal materials. Purple blue coating can effectively reduce glare. Wide anti-skid design, one-piece mirror cover. Professional nitrogen filling waterproof, anti fog, with distance measurement function. Suitable for security, forest defense, patrol, camping, mountaineering, exploration, terrain observation, etc.