[Big View] - Focus on your goal and get great details 1000 yards away. The FMC broadband coating and premium BAK4 prism coating ensure the same imaging. Using a 25mm objective for 8x magnification, you can see that the 8X clarity of the object is closer to the heart of your birding. . [Perfect compact and lightweight] - Bird watching binoculars. Can be used for day and night (low light night vision, nothing in total darkness). This binocular can be folded into the palm of your hand for easy rtion into your pocket or bag. . [Adjustable eye width and double focal length] - Various eye widths make them suitable for adults and children. Easily use the center focus wheel and diopter adjustment ring to focus on the target. Binoculars can pull down the rubber eyepiece and wear the glasses to wear. . [Close Feeling] - Bak-4 roof prisms and full multi-layer coated green film optics ensure optimum light transmission and control of optical reflections to produce sharp, images. Waterproof, ultra- non-slip handles give you everything you need... This binocular also can be used for watching large stage play, vocal concert, a football game, etc.