Eschenbach Trophy D 8x42 ED Glass Binoculars Bird Watching Adults HIGH DEFINITION 8X42 binoculars: While other binoculars render correct images, the ED glass ensures vivid true colour images, extremely rich in detail and with a sense of depth BAK-4 PHASE CORRECTED PRISMS & DIELECTRIC MIRROR COATING: these specially selected and carefully machined high-performance prisms provide even better resolution of details and a brighter image WATER PROOF & FOGPROOF: with the nitrogen filling and the watertight case, our binoculars are suitable for any kind of weather. No misting of the internal optics! EXTREMELY DURABLE binoculars with an impact-resistant magnalium housing and high quality metal wheels. Bring it with you when camping! DEVELOPED IN GERMANY: ESCHENBACHs story started over 100 years ago with an idea: precision. This is a guiding principle that we follow as a developer of quality optical products. We follow traditional values like experience, skill and vision