

The SIGMA Doc accessory will allow you to connect your compatible SIGMA lens to your PC or Mac to be able to make precision adjustments in the , such as adjusting Firware, or autofocus types or correcting Back and Front Fokus
By connecting it to a computer, the SIGMA USB DOCK allows photographers to update lens firmware and adjust parameters such as focus. The adjustment is processed with special software (SIGMA Optimization Pro). AF speed, focus limiter and OS function are also customizable settings for Sports line lenses.
Compatible lenses
•SIGMA 17-70mm F2.8-4 DC Macro OS HSM | C
•SIGMA 35mm F1.4 DG HSM | To
•SIGMA 120-300mm F2.8 DG OS HSM | S
•SIGMA 30mm F1.4 DC HSM | To
•SIGMA 18-35mm F1.8 DC HSM | To
The SIGMA Doc accessory will allow you to connect your compatible SIGMA lens to your PC or Mac to be able to make precision adjustments in the , such as adjusting Firware, or autofocus types or correcting Back and Front Fokus