Powerful Adult Binoculars Binoculars with 20x high power magnification and 50mm objective lens, providing a wider field of view at 900m. It also features high resolution, better light transmission and minimal distortion, provides bright and crisp images without color difference.High quality optical components These HD binoculars come with a BAK-4 prism and FMC lens, which minimizes the loss of light due to reflection, ensuring clearer and clearer high contrast images.Binoculars for adults and children Our HD binoculars adapt perfectly to adults and children. They come with adjustable eyecups for comfortable use with or without glasses. The folding function makes the binoculars easy to focus to get a clear picture, very easy to use even by children.DURABLE, WATERPROOF & COMFORTABLE GRIP: Powerful binoculars are made of reinforced rubber and leather, waterproof O-rings with anti-fog coating prevent moisture, dust and debris from getting inside the binoculars, ensure their water resistance , impact resistance, durable and provide a firm grip.Our 20 x 50 professional adult binoculars are manufactured under a rigorous quality control system. If you have any questions, please feel free to contact us, we are happy to help.