The Sigma USB Dock allows you to connect your Sigma Global Vision lenses to your computer in order to update firmware and adjust focus setting parameters using the Sigma Optimization Pro software.
- Update Lens Firmware and Adjust Settings
- For Use with Sigma Global Vision Lenses
- Compatible with CANON EF Mount Lenses
- device was tested and found working good , there is tape in cable but no issue
- we ship by DHL 4 TO 7 days delivery