Sigma 10-20mm f/3.5, Canon. $275***For APS-C Canon EOS mount (EF-S)***
10-20mm with a fixed maximum aperture of 3.5 through the range. Sigma made two of these, one with a variable aperture, and this one. This is the better one.In excellent condition.Sells for $450 online.Comes with caps and polarizing filter.