Telescope Gift 20x50 Roof Prism Binoculars for Adults with BAK-4 Prism FMC Lens 24mm Eyepiece 20x50 High Performance Binoculars for Adults - GTFDXJ, BNyyhzysaa459384

• Suitable for adults and children, suitable for ,, exploring, observation, sailing, bird watching, concert, outdoor sports, etc. With high quality optics, large 16.5mm BAK4 prism and fully multi-coated lens, the key elements of a sight guarantee a brighter view and razor-sharp images. Perfect for bird watching, , concerts and sports. FMC BROAD RANGE COATING TECHNOLOGY. The lightweight cruising binoculars are coated with a BAK4 prism texture. The objective lens uses FMC multi-layer broadband optical green film, and the eyepiece optics are FMC blue coating. All designs can mostly reflect the light to get a good picture and give you a comfortable experience. Professional Roof Prism Binoculars] Equipped with 20X magnification, 24mm lens and a wide field of view of 369 feet / 1000 yards, you can get a wide and clear view from over 1000 meters away. Best 50mm objective lens with fully multi-layer green film coating and 17mm blue film eyepiece. The large, intelligent BAK4 prism guarantees the key elements of an optical device, making your vision brighter, clearer and providing crisp images.