Sigma 17-50 2.8
I have had my Sigma 17-50 for well over a year and it is on my 7D almost all the time. It really is a great by at less than half the cost of the Canon/Nikon equivalent. The OS is a big help for handheld video and I have found the HSM to be quick and accurate. Enjoy.
|Fangorn Forest by cand1d|
|Yosemite Falls with Moonbow by Jonathan Shapiro|
from Best Landscape of the Week 4