In the next few days Canon will announce a new EF-M 55-200mm f/4.5-6.3 IS STM lens that will be 22% shorter (87mm) and 31% lighter (260g) than the current EF-S 55-250mm IS STM. The new model will have a faster autofocus. The lens will also have full time manual focus.
Via Digicame-info
