Sigma's 15mm F1.4 DG DN DIAGONAL FISHEYE Art for L-Mount delivers a 180° angle of view from 21 elements in 15 groups, including four FLD, three SLD and two aspherical elements. It weighs 1,360g, measures 157.9mm and focuses to 38.5cm at 1:16. Sagittal coma flare is corrected for astrophotography, and the lens has no front filter thread.
Product released: September 14, 2023
Latest firmware version
Version 1.2, released January 22, 2026
Last checked for updates: Oct 31, 2026 17:35 UTC
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.
LatestUpdate has tracked 2 versions of Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) firmware, released between March 13, 2025 and January 22, 2026.
Version 1.2 - January 22, 2026: ・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.*…
What is Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount)?
Sigma's 15mm F1.4 DG DN DIAGONAL FISHEYE Art for L-Mount delivers a 180° angle of view from 21 elements in 15 groups, including four FLD, three SLD and two aspherical elements. It weighs 1,360g, measures 157.9mm and focuses to 38.5cm at 1:16. Sagittal coma flare is corrected for astrophotography, and the lens has no front filter thread. It was originally released on September 14, 2023.
What is the latest firmware version of Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount)?
The latest firmware version of Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) is 1.2. It was released on January 22, 2026.
What changed in Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) firmware version 1.2?
Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE 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.
Where can I download the latest Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) firmware?
Details and download instructions for the latest Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) firmware (version 1.2) are on Sigma's official release page: https://www.sigma-global.com/en/support/firmware/a024_15_14/?mount=l-mount
How often does Sigma release firmware updates for Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount)?
We have tracked 2 firmware versions of Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount).
Is Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) still receiving firmware updates?
Yes, Sigma 15mm F1.4 DG DN DIAGONAL FISHEYE Art (L-Mount) received a firmware update within the last year. The most recent version is 1.2.