The Vortex Razor HD 22-48x65 Spotting Scope takes spotting scope performance to the next level by using hand selected, premium glass elements that are precision ground to exacting standards for brilliant, high definition images. Lenses used in the Vortex Razor HD 22-48x65 Spotting Scope are fully multi-coated and have an XR Plus anti-reflective coating to yield maximum brightness during low-light glassing. Helical focus for fast and fine adjustments Built-in sunshade Fully rubber armored body Argon gas purged for waterproof and fogproof performance Multi-position eyecup on the Vortex Razor HD 22-48x65 Spotting Scope twists up to give you proper eye relief w Mfg: Vortex Optics