Sigma 85mm F1.4 DG HSM | Art (Canon EF mount)
firmware v2.02
Sigma · Released Mar 14, 2019 · First seen Jul 5, 2026
v2.02 is not the latest firmware for the Sigma 85mm F1.4 DG HSM / Art (Canon EF mount): the current version is v2.03 (December 17, 2020). Go to v2.03
In short — summary by updatemystuff.com
Fixed occasional overexposure when stopping down from F8 with Canon EOS R mount adapter.
- Overexposure correction when using F8 and smaller apertures with Canon EOS R adapter
Written from Sigma's release notes, which are printed in full below.
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What's in this update
When the lens is used in combination with the Canon “EOS R” and their “Mount Adapter EF-EOS R”, or “Control Ring Mount Adapter EF-EOS R”, it has corrected the phenomenon whereby it may occasionally show overexposure when narrowing down the aperture from F8 while shooting.
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