binoculars, 20x50 with Clear Weak Light Vision,Large Eyepiece,for Birds Watching Hunting - Waterproof,Natural

Clear low-light vision, binoculars provide a clear view in low light conditions, but not in the absence of complete darkness. . . Suitable for adults and children, for hunting, mountaineering, adventure, watching, sailing, bird watching, concerts, and other outdoor sports. . FMC broadband coating technology, it is covered with a lightweight telescope cruise BAK4 prism texture. FMC objective optical multilayer broadband green film, and a blue ocular optical coating FMC ... 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. . This binocular also can be used for watching large stage play, vocal concert, a football game, etc.