Firmware update for SIGMA Global Vision lenses for Canon EF mount

Thank you for purchasing and using our products.

We would like to announce that a new firmware update for the SIGMA Global Vision lenses for Canon EF mount listed below is now available.

For customers who own the SIGMA USB DOCK and applicable products listed below, please update the firmware via SIGMA Optimization Pro※.

※ Before updating the firmware using the SIGMA USB DOCK, please ensure you update SIGMA Optimization Pro to Windows Ver.1.5.0 / Macintosh Ver.1.5.1 or later.

[Applicable product]
SIGMA 18-35mm F1.8 DC HSM | Art for Canon EF mount

[Benefits of the update]
・Optimized exposure during viewfinder shooting when used in combination with EOS 90D.

[Applicable product]
SIGMA 24-105mm F4 DG OS HSM | Art for Canon EF mount

[Benefits of the update]
・It has optimized the exposure when shooting with the viewfinder on the EOS 90D and EOS-1D X Mark III.
・It has corrected a rarely-occurring communication problem when shooting in Live View on the EOS-1D X Mark III.
・It has improved the AF performance when the lens is used in combination with the SIGMA MOUNT CONVERTER MC-11 EF-E or MC-21 EF-L

[Applicable product]
SIGMA 120-300mm F2.8 DG OS HSM | Sports for Canon EF-mount

[Benefits of the update]
・It has optimized the exposure when shooting with the viewfinder on the EOS 90D and EOS-1D X Mark III.
・It has corrected a rarely-occurring communication problem when shooting in Live View on the EOS-1D X Mark III.
・It has improved the AF performance when the lens is used in combination with the SIGMA MOUNT CONVERTER MC-11 EF-E or MC-21 EF-L
・It has optimized the operation of Mode 2 of the Optical Stabilizer (OS) when used in combination with the SIGMA MOUNT CONVERTER MC-21 EF-L.

【SIGMA Optimization Pro download page】
https://www.sigma-global.com/en/download/lenses/sigma-optimization-pro

For further information, please contact your nearest authorized SIGMA subsidiary / distributor.
https://www.sigma-global.com/en/about/world-network

We appreciate your continued support for SIGMA products.