Leupold BX-2 Alpine HD 12x52MM BinocularWhile 10x42 binoculars are tried and true, sometimes you just need more light. By moving up to the BX 2 Alpine HD 12x52mm, you increase the amount of light getting to your eye, which is great for low light conditions. Whether it's your first binocular or your 50th, your glass needs to give you a bright image, feel comfortable in your hands, and be able to take a beating. Now available with high definition performance, the BX 2 Alpine HD binocular