These high-definition waterproof binoculars combine dielectric prism coatings with ED glass to give you the brightest and clearest image possible. These binoculars are purpose-built to eliminate color fringes that appear around your viewing subject. The 3D series are great eye relief binoculars. They feature twist down eyecups, making them perfect for eyeglass wearers.*GAP*Carson’s 3D Series Binoculars are the perfect choice for any avid outdoorsman. These high-definition waterproof binoculars combine dielectric prism coatings with ED glass to give you a brighter, clearer image than ever before! As well as providing crystal clear vision and color fidelity, the 3D series are also great eye relief binoculars. The rubberized twist down eyecups make these binoculars ideal for eyeglass wearers.