DxOMark has just reviewed the Sigma 24-105mm f/4 DG OS HSM, a general-purpose zoom for full frame SLRs. As part of our ongoing collaboration we’ve added the test data to our lens widget, and looked to see how it compares to the Canon equivalent. We’ve also added test data for the Nikon mount version of Zeiss’s stellar Apo Sonnar T* 2/135. Click through for our full analysis, and a link to DxOMark’s own reviews.
News: Digital Photography Review (dpreview.com)