Sigma UD-11 USB Dock For Canon EF-M Lenses

The Sigma UD-11 USB Dock for Canon EF-M Lenses allows you to update / adjust compatible Sigma lenses using their free software. Key features include:

• Canon EF-M mount

• Limited compatibility

• Updates lens firmware and adjusts focus settings

• Free software required

Canon M Mount. We carry the Sigma UD-11 USB Dock in multiple mounts with this one being the Canon EF-M mount version.

Limited Compatibility. The Sigma UD-11 USB Dock for Canon EF-M Lenses is only compatible with select Sigma lenses listed in the Recommended section on the left-hand side of this page.

Customized Calibration. This Dock allows you to update lens firmware and adjust the amount of focus movement and manual-focus timing when you’re using the focus ring. Please note that you need the free software to use this USB Dock.