Sigma 24-70mm F2.8 DG OS HSM | Art (Canon EF mount)
firmware v1.01
Sigma · Released Aug 18, 2017 · First seen Jul 5, 2026
v1.01 is not the latest firmware for the Sigma 24-70mm F2.8 DG OS HSM / Art (Canon EF mount): the current version is v2.05 (April 23, 2020). Go to v2.05
What's in this update
It has corrected the phenomenon that the OS mechanism does not operate properly when attached to the SIGMA MOUNT CONVERTER MC-11 EF-E.
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See the full firmware history for the 24-70mm F2.8 DG OS HSM | Art (Canon EF mount)