• Sigma USB Dock

The Sigma USB dock works in conjunction with Sigma Optimization Pro software in order to connect a photographers lens to their personal computer to update firmware and other parameters such as focus, and for the Sports category: Autofocus speeds, focus limiters, and optical stabilization functionality. Updating the firmware can be done via the internet. Sigma Photo Pro is available for Mac and PC computers.

• Designed for use with the New Contemporary, Art and Sports product lines
• Update Lens Firmware
• Customize: Autofocus, OS, Focus
• Compatible with Global Vision Lenses (except DN lenses)