The Nikon(R) Prostaff 5 16-48x60mm Angled Spotting Scope provides you with a new level of high-performance spotting. Legendary Nikon optical glass and improved chromatic aberration reduction separate any game you're pursuing from the background with brilliant color and edge-to-edge detail. Internal surface texturing minimizes reflective light loss inside the scope for the brightest possible image. Enhanced eye relief, a turn-and-slide eyecup and sliding sunshade plus the ergonomic, lightweight body all combine for durability and easy handling in all conditions. Multilayer coated optics provides bright, high-contrast images with true color rendition Internal surface texturing minimizes reflective light loss inside the scope Angled body with porro prism design is lightweight and ergonomic to make handling easy Nitrogen-purged and O-ring sealed for waterproof, fogproof performance Enhanced eye relief for use with eyeglasses and a convenient turn-and-slide eyecup Sliding sunshade eliminates glare and helps keep rain off the lens