Monocular Telescope, 20x50 HD Professional Binoculars with Clear Weak Light Vision,Using BAK-4 Prism Lens 22mm Large Eyepiece,for Birds Watching - Waterproof,Black

• Suitable for adults and children, for , mountaineering, adventure, watching, sailing, bird watching, concerts, and other outdoor sports. . Clear low-light vision, binoculars provide a clear view in low light conditions, but not in the absence of complete darkness. . . Top BAK4 optical prisms and multi-coated, 50 mm multi-coated lenses provide brightness and color fidelity you require. There are also 20 times magnification, the magnification is desirable to capture the most clear, bright, stable image bird watching. . broadband coating technology, it is covered with a lightweight telescope cruise BAK4 prism texture. objective optical multilayer broadband green film, and a blue ocular optical coating ... Rugged, waterproof and medium-sized body: incredibly precise construction and design, to provide protection from the outdoor elements. With a waterproof / fog, armored rubber, polycarbonate shell. Multi-stop function and comfortable to reverse the glasses and goggles to ensure correct positioning of the eyes of the non-glasses wearers praise