Sigma USB Dock (L Mount)

OVERVIEW Designed exclusively for the use with a SIGMA Contemporary, Art, or Sports lens and its accessories, the SIGMA USB DOCK (L Mount) 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. NOTE*: *Scope of adjustment varies depending on specifications of the individual product. 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. Features Firmware updates - Photographers can update the lens firmware*1, SIGMA MOUNT CONVERTER MC-21*2, and SIGMA TELE CONVERTER TC-1411/TC-2011. MF function operation timing adjustment - Users can customize the rotation sensitivity of focus ring on MF mode.