Children's Refractive Astronomical Telescope, Portable Monocular, Space Enlightenment Children's Gift Telescope Heaven and Earth Stargazing

FMC Broadband Blue Film: It can increase the light transmittance of the lens, making the light transmittance up to 93%, ensuring that the scene you see is clear and bright. 90° zenith window: make the observation process more convenient, the optical lens has high light transmittance Focusing hand wheel: manual focusing is more convenient for ergonomic focusing Angle locking knob: in line with finger gripping habits, easy to lock and easy to watch Aluminum alloy tripod: using aluminum alloy material, the triangle support is stable and firm