Celestron Granite Ed 8x42

Fully Multi-Coatings - provide maximum light transmission with the highest levels of contrast. Provide superb natural color fidelity and vivid color saturation BaK-4 Prisms with High Reflectivity Coatings - the high grade prisms allow for sharp images and the reflectivity coatings increases the throughput transmission to provide the brightest possible images Phase Coated Prisms - correct out-of-phase shifts of light rays to ensure maximum contrast Waterproof and Fogproof - nitrogen purged Eco-Friendly - lead and arsenic free Focus Knob, Diopter Ring and Twist-Up Eyecups - made of metal for long life and precision movement Binocular Harness Strap - takes the strain off of your neck and distributes the weight load of the binoculars to your shoulders and torso.