From Sigma: SIGMA 120-300mm F2.8 DG OS HSM & SIGMA USB DOCK 2013.04.12
- SIGMA 120-300mm F2.8 DG OS HSM for Canon and SIGMA USB DOCK for Canon are scheduled to start the shipment from the end of this month. B&H
has the Sigma 120-300mm f/2.8 DG OS HSM Lens for Canon
available for preorder.