View the natural world up close with the COSMOS Tree of Life 8x25 Binocular by Celestron - the perfect companion for your next outdoor odyssey. Designed for optimum views of wildlife and landscapes - Tree of Life Binoculars feature phase-coated BaK-4 prisms and fully multi-coated optics for great image detail.Sophisticated optics high-quality BaK-4 prisms are phase coated to increase contrast and resolution. Fully multi-coated optics provide maximum light transmission through the entire optical path - for brighter images - even in low light conditions. The 8x25 model is an excellent choice for your first serious binocular; with 8x magnification - you’ll still get a wide field of view - making it easier to locate and follow your subject. The 25 mm objective lenses keep this binocular compact enough that you’ll always be able to carry it with you. This model is also an excellent second binocular - when packing your full-size optic is not an option. Binoculars that fit your lifestyle Waterproof - fogproof - and nitrogen purged - these binoculars can withstand the elements. A durable rubber armored - polycarbonate housing protects your Tree of Life Binocular from damage without weighing you down. Twist-up eyecups with multiple stops ensure proper positioning of the eyes - even for eyeglass wearers. Inspired by COSMOS: A SpaceTime Odyssey Airing this spring on FOX and National Geographic Channel - COSMOS: A SpaceTime Odyssey explores how each one of us is connected to nature and the Tree of Life. In that same spirit - Celestron engineers designed the COSMOS Tree of Life Binocular as the ideal tool for observing the natural world. Tree of Life’s unique rubber armor in light desert sand offers a distinctive look - and the Tree of Life adorns the focus knob.