The Canon EF-M 28mm f/3.5 Macro IS STM is a dedicated macro lens for the EF-M compact camera system. Offering a maximum magnification of 1.2x and built-in macro lights, is the innovative EF-M 28mm lens worth its modest asking price? Read our in-depth Canon EF-M 28mm f/3.5 Macro IS STM review to find out…