Spirit Plus binoculars offer advanced quality with superior design and technical features including BaK4 roof prisms -- available at industry-shattering prices. It combines premium coatings and a solid construction to offer versatility never before introduced to the market. Patented Spirit Plus is waterproof, ensuring continuously dry lenses and a clear view even under the most extreme conditions with rain, snow or fog. Fully multi-coated lenses provide bright, crisp viewing with enhanced color contrast and true color reproduction. Spirit Plus is all about comfort with long eye relief (up to 19 mm) and an ergonomic grip with thumb rest so there’s no worry about it slipping from your hands. Its Emerald coating provides the most vivid and natural spectrum of color tones.