Bring faraway objects into clear focus with the Leica Ultravid BL (10x42) binoculars. Designed to be used for birding observation purposes, this full-size model features fully multi-coated lenses for enhanced contrast and light loss reduction. With a magnification of 10x, distant images will be in sharp detail with high clarity. In addition, these binoculars offer useful features, such as waterproof, fogproof.