Sigma 24-70mm F2.8 DG DN | Art (L-Mount)
firmware v1.3
Sigma · Released Jan 20, 2022 · First seen Jul 5, 2026
v1.3 is not the latest firmware for the Sigma 24-70mm F2.8 DG DN / Art (L-Mount): the current version is v1.4 (April 17, 2025). Go to v1.4
In short — summary by updatemystuff.com
Adds support for camera focus ring control, enabling linear or non-linear manual focus selection.
- Support for focus ring control function
- Linear and non-linear manual focus mode options
Written from Sigma's release notes, which are printed in full below.
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What's in this update
- It introduces compatibility with the “focus ring control” function of the camera, allowing either “linear” or “non-linear” focus movement to be selected when using MF.
- SIGMA fp L , SIGMA fp, Panasonic Lumix S1, Lumix S1R, Lumix S1H, Lumix S5, Lumix BS1H, Leica SL2, SL2-S are supported.
- For more information on linear and non-linear focusing, please refer to our frequently asked questions.
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