The TD-842, 8x42mm is a part of our 3D Series Binocular line and combines phase-coated prisms with our HD optical coating technology to ensure the brightest, sharpest images possible. The TD-842, 3D binoculars are ideal for hunting or birding. Rubberized armor coating makes this full-sized, 3D binocular rugged and shock proof. The body is nitrogen purged and O-ring sealed making them waterproof and fogproof. Extra long eye relief with twist down eyecups make this full-sized, 3D binocular perfect for eyeglass wearers. The precisely placed thumb grooves, “just right” texturing and all-over lightweight body ergonomics make the 3D Series binoculars perfect for long hunts or bird watching expeditions. The TD-842 are also perfect for outdoor activities or sporting events.