Sigma USB Dock for Canon EF-Mount Lenses
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.
This dock is only compatible with the Sigma Art, Contemporary, and Sports line lenses featuring a Canon EF lens mount.
- Update Lens Firmware and Adjust Settings
- For Use with Sigma Global Vision Lenses
- Compatible with Canon EF-Mount Lenses