Designed exclusively for the use with a SIGMA Contemporary, Art, or Sports lens and its accessories, the SIGMA USB DOCK allows users to update firmware and customize settings on lenses in these lineups.
    As the latest addition to the lineup, the USB DOCK UD-11 is designed for two types of mirrorless camera mounts: the L-Mount and the CANON EF-M mount.
    In addition to a firmware update function, users can adjust the sensitivity of speed to the MF function* through the UD-11. As for the connector type, it newly employs USB Type-C.

    * Scope of adjustment varies depending on specifications of the individual product.


    Connecting with SIGMA Optimization Pro

    By connecting the USB DOCK UD-11 to a compatible lens or an accessory, photographers can configure the following settings of the corresponding product via the exclusive SIGMA Optimization Pro software.

    Firmware updates

    Photographers can update the lens firmware*1, SIGMA MOUNT CONVERTER MC-21*2, and SIGMA TELE CONVERTER TC-1411/TC-2011.

    *1 It is possible to update the lens firmware via the cameras that supports this function.

    *2 It is possible to update the mount converter MC-21 firmware via the camera.

    MF function operation timing adjustment

    Users can customize the rotation sensitivity of focus ring on MF mode*1.

    *1 Firmware update of the lens may be required.

    * Additional functionalities to be available at later dates. (Details to be determined)

    Product Lineup

    USB DOCK UD-11

    • L-Mount

      Barcode No.
    • Canon EF-M mount

      Barcode No.


    Separately Sold Accessories


    The SIGMA MOUNT CONVERTER MC-21 allows SIGMA SA mount and SIGMA’s CANON EF mount interchangeable lens owners to use their lens investment on L-Mount camera bodies.


    Supplied Accessories


    Barcode No.

    Catalogs / Resources

    Manuals / Brochures