The Sigma USB Dock UD-01 for Nikon F mount allows users to update firmware on compatible Sigma lenses and customize AF/OS parameters using Sigma Optimization Pro software. It connects via USB to any computer and is compatible with select Sigma Global Vision lenses for Nikon F mount. The USB Dock is an essential accessory for fine-tuning Sigma lens performance.
Product released: September 1, 2012
Latest firmware version
Version 1.02, released April 18, 2017
What's new in version 1.02
Compatible with SIGMA 100-400mm F5-6.3 DG OS HSM C017.