The Canon EF-S 55-250mm f/4-5.6 IS lens is a telephoto zoom lens for Canon EOS digital single-lens reflex cameras with a Canon EF-S lens mount. It provides a 35 mm equivalent focal length of 88-400mm. It is advertised by Canon as providing four-stop image stabilization. Additionally, it has a high maximum magnification ratio for a non-macro lens. The lens was released in America in mid-April 2008 for a street price of ~$255 USD, and advertised as companion to the Canon EF-S 18-55mm lens IS version.