Leica HD series offers some of the best in binoculars. These premium binoculars are clear proof of what modern technology can achieve: fluoride lenses guarantee superb color fidelity and contrast, a uniquely bright and clear view and pin-sharp detail resolution.This performance is further enhanced by efficient spurious-light suppression. The focusing action of Ultravid HD binoculars is perfectly smooth. Fine focusing is fast, precise and sure. The central hinge axis is machined from high-tensile titanium, while the body is manufactured from an ultra-lightweight magnesium alloy. Thanks to their rugged design and construction, Leica Ultravids make light work of almost all challenges encountered in outdoor use.