LOW LIGHT VISION - Guaranteed brilliant, high-contrast images with the ZEISS anti-reflective coating and 88% Light Transmisson, even in low light situations. COMFORTABLE & FAST FOCUSING - The large and easy-to-grip focus wheel is quick to use on the ZEISS Terra ED binoculars. Your index finger naturally lands on the focusing wheel, always ready when something exciting suddenly happens in front of you. COMPACT, LIGHT & ROBUST - With its waterproof, fiberglass reinforced casing, the ZEISS Terra ED satisfies the high standards of nature lovers. Easy to fit into any bag and nearly indestructible, the ZEISS Terra ED is the perfect companion. A CLEAR VIEW IN ANY WEATHER - The ZEISS hydrophobic antireflective coating in combination with ED glass guarentees true-color images in any weather conditions. PORTABLE & READY TO TRAVEL - Binoculars include covers for the eyepiece and objective lenses and a carrying case, ideal for bird watching, hunting, sightseeing, and travel.