length: Through the eyepiece rotation, adjust the motion handwheel smooth precision focus Coating: The objective lens is multi-layer broadband blue plated film, and the inner side is plated colorless infrared return film to solve the problem of insufficient lighting after changing to a large multiple, so that the scene is more clear and transparent High clarity, high brightness, small size, easy to carry Suitable for tourism, large-scale concert, ball game, racecourse, fishing, concert competition, tourism, outdoor hunting use.<br><br>Product parameters Enlargement: 10-300times Lens diameter: 40mm Distance:0.2-5000 meters FOV:2-3.5 degree Product characteristics Lens coating: green broadband film Eyepiece : blue Film Prism material: -4 color: Black material: metal Material: metal aluminum structure, soft rubber leather (both and comfortable)<br><br>Package Contents: 1 x Telescope 1 x bag 1 x Lens wiping cloth 1 x Portable rope<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.