telescope, Light HD Binoculars 8X21, FMC for Star Watching and Children's Concerts

Full Multi-Coated (FMC): Multi-lenses completely coated with anti-glare green film for excellent light transmission and brightness while improving contrast and resolution. 8x21 Binoculars, with 8x magnification, these binoculars can bring the subject closer 8 times, the object lens diameter of 21mm allows more light to pass through and is very clear for details even in low light conditions. Rotatable Liftable Eyepieces: Thanks to the rotating design, glasses wearers can lift the eyepiece cap and keep a distance between them, which improves the visual experience and comfort. For the best visual effects, you can lower the eyepiece cover. The BAK4 high refractive index prism has bright, clear images and sharp contrast that gives you all the details of the object. High transmission optical lens can improve light transmittance and reduce light reflection,