Sigma's USB Dock UD-01 for Sony A-mount works with Art, Contemporary and Sports lenses through Sigma Optimization Pro. The full-time MF setting is not available on certain older lenses, among them the 17-70mm F2.8-4 DC MACRO OS HSM, the 35mm F1.4 DG HSM and the 120-300mm F2.8 DG OS HSM Sports.
Sigma's USB Dock UD-01 for Sony A-mount works with Art, Contemporary and Sports lenses through Sigma Optimization Pro. The full-time MF setting is not available on certain older lenses, among them the 17-70mm F2.8-4 DC MACRO OS HSM, the 35mm F1.4 DG HSM and the 120-300mm F2.8 DG OS HSM Sports. It was originally released on September 1, 2012.
What is the latest firmware version of Sigma USB Dock UD-01 (Sony A)?
The latest firmware version of Sigma USB Dock UD-01 (Sony A) is 1.01. It was released on December 19, 2014.
What changed in Sigma USB Dock UD-01 (Sony A) firmware version 1.01?
Sigma USB Dock UD-01 (Sony A) firmware version 1.01 includes the following changes: Compatible with SIGMA 50mm F1.4 DG HSM A014.
Where can I download the latest Sigma USB Dock UD-01 (Sony A) firmware?
Details and download instructions for the latest Sigma USB Dock UD-01 (Sony A) firmware (version 1.01) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/usb-dock-ud01/?mount=sony-a