Product DescriptionOverviewAll lenses and prisms are multilayer coated for the brightest images Phase correction coated roof prisms for high resolution High-reflection mirror-coating prisms for bright image High-eyepoint design provides a clear field of view, even for eyeglass wearers Close focusing distance : 2.5m Eco-glass optics free of lead and arsenic Waterproof and fog-free with O-ring seals and nitrogen gas Turn-and-slide rubber eyecup facili |