Having sold off the Tamron 70-300mm a few months ago, I went back to using the kitlens that came with the 350D. The Canon 18-55mm is a pretty good lens, but not very fast. So I went looking for something a little more powerfull. Initially I came to the conclusion that I really wanted a Canon 24-70mm f/2.8 USM. Who wouldn't want that one as a general purpose lens. Well, after a lot of consideration and checking out the amount of echo that came from my wallet, I decided I would be better off with something cheaper. So I bought the Sigma version with more or less the same specs, but four times cheaper then the Canon. It arrived today and boy, it