Firmware update for L-Mount

Thank you for using Sigma products.
We are pleased to announce that the download of firmware for Sigma's L-Mount is now available.

The changes in this firmware are as follows:

【Applicable product and version】

• Sigma 16mm F1.4 DC DN | Contemporary for L-Mount Ver.1.4
• Sigma 17mm F4 DG DN | Contemporary for L-Mount Ver.1.2
• Sigma 17mm F4 DG | Contemporary for L-Mount(Black/Silver) Ver.1.2
• Sigma 23mm F1.4 DC DN | Contemporary for L-Mount Ver.1.2
• Sigma 24mm F3.5 DG DN | Contemporary for L-Mount Ver.1.4
• Sigma 24mm F3.5 DG | Contemporary for L-Mount(Black/Silver) Ver.1.4
• Sigma 30mm F1.4 DC DN | Contemporary for L-Mount Ver.1.4
• Sigma 56mm F1.4 DC DN | Contemporary for L-Mount Ver.1.3

• Specific functions can now be assigned to the focus ring during AF.
• The rotation direction of the focus ring during MF can now be set.
• Aperture values can now be displayed as T-stops during movie recording.
*Only available on supported cameras.

【How to update】
■For those who update the firmware in-camera
Please select the applicable product from the following page, go to the download page, click "L-Mount", read "Before updating" prior to updating the firmware and follow the update procedure
https://www.sigma-global.com/en/support/firmware/?category=lenses&mount=l-mount

■For those who own the SIGMA USB DOCK UD-11
Connect the lens to your computer via the SIGMA USB DOCK UD-11 (sold separately), then open SIGMA Optimization Pro^*. If the firmware isn't the latest version, the following message will appear: "The latest lens firmware is available." Click "Yes" to 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

【SIGMA Optimization Pro Download page】
https://www.sigma-global.com/en/support/software/sigma-optimization-pro/

For further information, please contact your nearest authorized SIGMA subsidiary / distributor.
https://www.sigma-global.com/en/world-network/
We appreciate your continued support for our company and products.