Firmware update for L-Mount lenses
News, Lenses, Firmware Updates
2025.04.17
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 105mm F2.8 DG DN MACRO | Art Ver1.4 for L-Mount
・Sigma 24-70mm F2.8 DG DN II | Art Ver1.1 for L-Mount
・Sigma 28-45mm F1.8 DG DN | Art Ver1.1 for L-Mount
[Benefit of the update]
・The operational stability has been improved.
[Applicable product and version]
・Sigma 24-70mm F2.8 DG DN | Art Ver1.4 for L-Mount
・Sigma 28-70mm F2.8 DG DN | Contemporary Ver1.2 for L-Mount
[Benefit of the update]
・Fixed a rare issue where the image around the edges of the video would shake during video recording.
[Applicable product and version]
・Sigma 70-200mm F2.8 DG DN OS | Sports Ver1.2 for L-Mount
・Sigma 60-600mm F4.5-6.3 DG DN OS | Sports Ver1.3 for L-Mount
[Benefit of the update]
・Fixed an issue where the setting for the focus limiter's boundary distance would not be reflected even if it was set using SIGMA Optimization Pro.
[How to update]
â– 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.
DOWNLOAD
â– 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]
For further information, please contact:
customerservice@sigma-imaging.se
We appreciate your continued support for our company and products.