High power gets you phenomenal astronomical views and extraordinary long distance surveillance or terrestrial observing. Huge 80mm multi-coated lenses with BAK-4 prisms produce remarkably sharp and bright images, even under low light conditions. Standard features include structural reinforcement of the main body, super rigid tripod adapter, sliding lens hoods, deluxe hard case and extra wide neck strap. These premium quality binoculars have long eye-relief with soft fold-down rubber eyecups for eyeglass wearers.