The Sigma Corporation is pleased to announce the release of the new SIGMA USB DOCK, the accessory dedicated for Contemporary, Art, and Sports product lines that enables you to operate lens firmware update as well as customization including the focus setting.
Release: Early 2013.
Art: 35mm F1.4 DG HSM
Contemporary: 17-70mm F2.8-4 DC OS HSM (Early 2013.)
17-70mm F2.8-4 DC HSM (Early 2013.)
Sports: 120-300mm F2.8 DG OS HSM (Early 2013.)
* The Appearance and specifications are subject to change without notice.