Some defects that prevent me from vertical to the 5th star. A little heavy, but not as alone here because it replaces the wide-angle and tele, plus it is very convenient to use and how sharp the photos is not bad. In use we appreciate the magnitude of focal and very effective stabilizer, all for a reasonable price. Good ease of use in a crowd to isolate and photograph a detail. It replaces the more advantageously, 17-85 I owned before, do not hesitate when buying.