Celestron’s Nature DX 8x56 binoculars are the perfect companion for your next all-day outdoor adventure. With phase-coated BaK-4 prisms and fully multi-coated optics - Nature DX reveals image detail you won’t find with other entry-level binoculars. A great first step into the world of serious - large-aperture sport optics - the views through Celestron’s 56 mm Nature DX models rival those of more expensive binoculars - at a price to fit your budget.Sophisticated optics Nature DX’s high-quality BaK-4 prisms are phase coated to increase contrast and resolution. Phase coated prisms - combined with fully multi-coated lenses - provide maximum light transmission through the entire optical path - for brighter images - even in low light conditions. With large - 56 mm objective lenses - you’ll notice the increased light-gathering abilities of Nature DX 8x56. Enjoy extra time viewing wildlife at dawn and dusk - when it’s too dim to use smaller binoculars. The 56 model is a great choice for those new to large-aperture binoculars - since its reduced magnification makes it easier to locate and follow subjects in the field of view. Plus - they’re tripod adaptable to ensure stability during extended viewing sessions. Binoculars that fit your lifestyle Waterproof - fogproof - and nitrogen purged - these binoculars can withstand the elements. A durable rubber armored - polycarbonate housing protects your Nature DX from damage without weighing you down. Twist-up eyecups with multiple stops ensure proper positioning of the eyes - even for eyeglass wearers.