The Sigma 14mm F1.4 DG DN Art is a full-frame ultra-wide prime for mirrorless L-Mount featuring 18 elements in 13 groups and the world's fastest aperture for a 14mm autofocus lens, designed specifically for astrophotography. It uses a stepping motor and an 11-blade circular aperture. The lens belongs to Sigma's Global Vision Art line.
Product released: July 13, 2023
Latest firmware version
Version 1.2, released March 18, 2026
Verified by LatestUpdate: June 18, 2026
What's new in version 1.2
・Added the ability to assign specific functions to the focus ring during AF.* ・Added the option to change the rotation direction of the focus ring during MF.* ・Added the option to display the aperture value as a T-stop during video recording.* *Only on supported cameras.
The Sigma 14mm F1.4 DG DN Art is a full-frame ultra-wide prime for mirrorless L-Mount featuring 18 elements in 13 groups and the world's fastest aperture for a 14mm autofocus lens, designed specifically for astrophotography. It uses a stepping motor and an 11-blade circular aperture. The lens belongs to Sigma's Global Vision Art line. It was originally released on July 13, 2023.
What is the latest firmware version for the Sigma 14mm F1.4 DG DN Art (L-Mount)?
The latest firmware version for the Sigma 14mm F1.4 DG DN Art (L-Mount) is 1.2. It was released on March 18, 2026.
What changed in Sigma 14mm F1.4 DG DN Art (L-Mount) firmware version 1.2?
Sigma 14mm F1.4 DG DN Art (L-Mount) firmware version 1.2 includes the following changes: ・Added the ability to assign specific functions to the focus ring during AF.* ・Added the option to change the rotation direction of the focus ring during MF.* ・Added the option to display the aperture value as a T-stop during video recording.* *Only on supported cameras.
How do I update the Sigma 14mm F1.4 DG DN Art (L-Mount) firmware?
To update the Sigma 14mm F1.4 DG DN Art (L-Mount) firmware, download the latest version (1.2) from Sigma's website. Follow Sigma's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from Sigma's support page.
Where can I download the latest Sigma 14mm F1.4 DG DN Art (L-Mount) firmware?
Details and download instructions for the latest Sigma 14mm F1.4 DG DN Art (L-Mount) firmware (version 1.2) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/a023_14_14/?mount=l-mount
How do I check for Sigma 14mm F1.4 DG DN Art (L-Mount) firmware updates?
You can track Sigma 14mm F1.4 DG DN Art (L-Mount) firmware updates automatically on LatestUpdate.io. We monitor Sigma's releases and notify you when new firmware versions are available, so you never miss an update.
How often does Sigma release firmware updates for the Sigma 14mm F1.4 DG DN Art (L-Mount)?
We have tracked 2 firmware versions for the Sigma 14mm F1.4 DG DN Art (L-Mount). Sigma releases updates to fix bugs, improve performance, and add new features. Track this product on LatestUpdate.io to be notified of future releases.
Is the Sigma 14mm F1.4 DG DN Art (L-Mount) still receiving firmware updates?
Yes, the Sigma 14mm F1.4 DG DN Art (L-Mount) received a firmware update within the last year. The most recent version is 1.2.
Who makes the Sigma 14mm F1.4 DG DN Art (L-Mount)?
The Sigma 14mm F1.4 DG DN Art (L-Mount) is manufactured by Sigma. Visit the official product page for more information.