QWAXTRIW Telescope 8x42 Compact Binoculars,Portable And Waterproof Binoculars Telescope BAK4,Large Eyepiece With Low Light Night Vision,Fogproof/Waterproof Great For Bird Watching Travel

【High Quality BAK4 Binoculars】: The binoculars use high quality BAK4 and FMC multi-layer broadband films, which can provide up to 99.5% light transmission, minimize light loss caused by reflection and provide a brighter vision and more Clear image. 【Professional waterproof】Professional waterproof Argon interior. And it is light and small, convenient to use and carry. 【Binoculars for Adults and Children】: Our high definition binoculars are very suitable for adults and some children. It features an adjustable rotating eyecup, so you can use it comfortably whether you're wearing glasses or not. The center focus knob can achieve fast and high-precision focusing. 【Double focus capability and fine adjustment】Easy to use with focus knob and diopter rings, improved eye cup design and attached lens cover to fit a wide range of users, Turn up and down lenses eyepieces for quick and comfortable viewing adjustment with or without glasses 【Clear Image】--- Multi-coated aspherical lens elements for light reflection and minimal distortion, better contrast and image quality, even in low light The Bak-4 prism has a perfectly round exit pupil. You can see clear, sharp and razor sharp vision.