Sigma 20mm F1.4 DG HSM | Art (Canon EF mount)
firmware v1.02
Sigma · Released Jun 24, 2016 · First seen Jul 5, 2026
v1.02 is not the latest firmware for the Sigma 20mm F1.4 DG HSM / Art (Canon EF mount): the current version is v2.01 (October 22, 2020). Go to v2.01
What's in this update
It is fully functional with the Canon Digital Cinema Camera EOS C300 Mark II.It has corrected the phenomenon that the image could show some underexposure when it is mounted on a Canon EOS-1D X Mark II.
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See the full firmware history for the 20mm F1.4 DG HSM | Art (Canon EF mount)