Specification: Brand Maifeng Model 10x 42 Magnification 10-30x Eyepiece 21mm Objective lens 42mm Field of vision 42m Horizon 2.7 Coating Wide band multilayer coating Prism BAK4 Focus 5m Eye mask Spin up Rubber sheath PVCNet weight 240g Size 170x 90x 70mm Waterproof Life Waterproof Brightness 25 Twilight Index 22.36
Features:1. You can take photos with your mobile phone. The portable design brings you great fun, & you can share the beautiful scenery at any time.2.FMC wide band green film can improve the light transmittance, brightness & color reducibility of the lens.3.42mm large objective lens, sufficient light input, brighter imaging.4. Higher refractive index, clear & sharp imaging. The refractive index of bak 4 light is higher than that of BK7, which can effectively avoid dark edges & make the image clearer.5.21mm large eyepiece, military quality large eyepiece, wider & clearer. Package included:1* Telescope 1* Mirror cloth 1* Telescope bag 1* Package Box