Sigma 24-35mm F2 DG HSM | Art (Canon EF mount)
firmware v2.01
Sigma · Released Nov 19, 2020 · First seen Jul 5, 2026
v2.01 is the latest firmware for the Sigma 24-35mm F2 DG HSM / Art (Canon EF mount), released November 19, 2020.
In short — summary by updatemystuff.com
Optimized exposure and reduced video diaphragm noise for Canon cameras, fixed Live View communication issue.
- Exposure optimization for Canon EOS 90D and EOS-1D X Mark III viewfinder shooting
- Fixed Live View communication issue on EOS-1D X Mark III
- Reduced diaphragm noise during movie recording
Written from Sigma's release notes, which are printed in full below.
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What's in this update
It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and EOS-1D X Mark III.It has fixed a rarely-occurring communication problem during Live View shooting when mounted on the EOS-1D X Mark III.It has reduced the operating sound of the lens diaphragm blades when attached with the SIGMA MOUNT CONVERTER MC-11 EF-E and used for shooting movies.
It has reduced the operating sound of the lens diaphragm blades when used for shooting movies on Canon cameras.
- The degree of improvement differs depending on the camera used.
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