Modify and enhance specific Sigma EF-M-mount lenses utilizing theUD-11 USB Dock. When paired with Sigma’s Optimization Pro software, this valuable tool allows for firmware updates and adjustments to focus movement and manual focus timing during the operation of the focus ring.

Lens Compatibility

The UD-11 USB Dock can be used to update firmware as well as fine-tune the manual focus operation timing adjustment on the following lenses:

• 16mm f/1.4 DC DN Contemporary
• 30mm f/1.4 DC DN Contemporary
• 56mm f/1.4 DC DN Contemporary