telescope, 20x50 binoculars, waterproof and anti-fog, using A BAK-4 FMC prism, 37mm large eyepiece, HD, Low light, lightweight

HIGH POWER LARGE EYE BINWS. These binoculars offer 10x magnification, 47mm lens and a wide field of view of 93m (273ft/1000yds), allowing you to see farther and wider. Their FMC Broadband coating and high-end BAK4 prism ensure a true image. Clear vision in low light. These binoculars provide clear vision even in low light conditions, but not in total darkness. Perfect for hunting or night concerts. and reliable - Waterproof, abrasion-resistant and rubber armor with a unique non-slip design for impact resistance, non-slip and firm grip. a qualified after-sales service team, Easy focusing, adjustable by the center focus button and right eye lens, easy to use even for children. Suitable for the whole family. High transmittance optical lens can improve light transmission and reduce light reflection,