Sigma 24mm F1.4 DG HSM | Art (Canon EF mount)
firmware v2.01
Sigma · Released Jun 20, 2019 · First seen Jul 5, 2026
v2.01 is not the latest firmware for the Sigma 24mm F1.4 DG HSM / Art (Canon EF mount): the current version is v2.02 (November 19, 2020). Go to v2.02
What's in this update
It has corrected the phenomenon whereby the selection range of AF frame (AF point) becomes narrower depending on the camera attached.
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See the full firmware history for the 24mm F1.4 DG HSM | Art (Canon EF mount)