Introduction On an APS-C body this focal length is the equivalent to a 50mm normal lens, and a macro like this is often chosen to complement a high-speed short tele or fast moderate wide-angle. The reasoning is the flexibility. With a high-speed lens for low-light work, the standard or ‘normal’ macro is capable of close-ups one minute then quarter length portraits the next.This particular DA Limited model is a revamp of the smc version, featuring a rounded diaphragm and new HD coatings. The coatings reduce ghosting and internal reflections from the sensor’s surface while also improving