Sigma 24-70mm F2.8 DG OS HSM | Art (SIGMA SA-mount)
firmware v1.05
Sigma · Released Apr 18, 2019 · First seen Jul 5, 2026
v1.05 is not the latest firmware for the Sigma 24-70mm F2.8 DG OS HSM / Art (SIGMA SA-mount): the current version is v1.06 (November 21, 2019). Go to v1.06
What's in this update
It has improved the AF speed and quality when the lens is used with the SIGMA MOUNT CONVERTER MC-21 SA-L.
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