Sigma's latest zoom is a winner
Worth the wait and cost?
Canon's latest midrange zoom.
Canon's flagship wide angle zoom
More from Sigma?
We’ve been told to expect an announcement some time in 2013 for a 24-105mm f/4 OS lens from Sigma.
Such a lens could be a big winner if it performs better than the Canon EF 24-70 f/4L IS and the EF 24-105 f/4L IS.