Sigma 70-200mm f/2.8 OS Sport & 70-200mm f/4 OS Contemporary Rumors Make the Rounds Again
Back in early December we had a [CR1] report that Sigma would be…
Sigma 70-200 f/2.8 OS Sport & Sigma 70-200 f/4 OS Contemporary Coming? [CR1]
We're told that Sigma will be announcing two new 70-200mm lens in…
