Firmware update for SIGMA L-Mount Lenses | 24 October 2024

Applicable product
SIGMA 20mm F1.4 DG DN | Art for L-Mount

Benefit of the update
Ver.1.1
The exposure stability has been improved.

How to update

• For those who update the firmware via a camera body
  Please go to the firmware download page below and read “Before updating” prior to updating the firmware.
• For those who own the SIGMA USB DOCK UD-11 for L-Mount
  Connect the lens to your computer through the SIGMA USB DOCK UD-11 (sold separately), and launch SIGMA Optimization Pro*. If there is newer firmware available for the connected lens than the one installed, a dialog will display the message “The latest lens firmware is available.” Click “Yes” to perform the update.

  *Before updating lens firmware via the SIGMA USB DOCK UD-11 for L-mount, please ensure that you have updated to the latest version of SIGMA Optimization Pro.

Support

For further information, please contact support@sigmauk.com