The Canon EF-S 55-250 mm lets you frame the action discreetly thanks to the silent lens motor and optical stabilisation. Although it's light for its range, this zoom delivers smooth results on its various focal lengths. It consists of 15 elements in 12 groups and a low dispersion UD element and Super Spectra treatment to correct colour and image distortions. The EF-S 55-250 mm a manual focus ring for quick adjustments.