Professional Binoculars:10X power magnification, 50mm large objective lens, large field of view good for fast moving subject, easy operate binoculars for adults and kids, perfect for bird watching, hunting, travel, opera, concert, sports games,safari Large Eyepiece Binoculars:The binoculars perfectly fit the adults and kids, 28mm large eyepieces, can see clearer and full size image with great relief, support to take full-screen pictures or videos. Best choices for Father's day and birthday HD Binoculars:Adopted BAK4 Porro Prism, it eliminates the stray light and improves color reproduction. Green FMC anti-reflective coating reduces the reflected light in the objective lens and improves light transmission, image brightness and image sharpness Low Light Night Vision:50mm lenses are larger than usual to give lots of light-gathering power, so the more effective they will be in low light. Deliver clear vision in weak light condition but not in complete darkness. Non slip rubber grip pads for secure grip in all weather conditions Binoculars with Smartphone Adapter：Not only can you enjoy the amazing and beautiful view, but also you can be a professional photographer, record every amazing detailed photos and share it with your lovers, friends. Bring the HD world closer to you