The lens is sharp -- reasonably so at f2.8 -- generally with nice bokeh to smooth out backgrounds. Vignetting is noticeable at f2.8, unsurprisingly.
Read the full review of the Sigma APO 70-200mm F2.8 EX DG OS HSM.
March 29, 2013 3:11 AM PDT
Photo by: Stephen Shankland/CNET
| Caption by: Stephen Shankland
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