Firmware update for SIGMA Global Vision lenses in Canon EF mount

Thank you for purchasing and using our products.

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

For customers who own the SIGMA USB DOCK UD-11 and applicable products listed below, please update the firmware via SIGMA Optimization Pro.

[Applicable product]
SIGMA 12-24mm F4 DG HSM | Art in Canon EF mount

[Benefits of the 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.

[Applicable product]
SIGMA 24-35mm F2 DG HSM | Art in Canon EF mount

[Benefits of the 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.

[Applicable product]
SIGMA 24mm F1.4 DG HSM | Art in Canon EF mount

[Benefits of the update]
・It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and 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.

[Applicable product]
SIGMA 50-100mm F1.8 DC HSM | Art in Canon EF mount

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

[Applicable product]
SIGMA 60-600mm F4.5-6.3 DG OS HSM | Sports in Canon EF mount
SIGMA 35mm F1.4 DG HSM | Art in Canon EF mount

[Benefits of the update]
・It has optimized exposure during viewfinder shooting when used in combination with Canon EOS 90D and EOS-1D X Mark III.

[How to update]
Connect the lens to a computer via the SIGMA USB DOCK UD-11 (sold separately), then open SIGMA Optimization Pro*. If the lens firmware isn’t the latest version, the following message will appear: ‘The latest lens firmware is available’. Click ‘Yes’ to update.

* Before updating lens firmware using the SIGMA USB DOCK UD-11, please ensure you update SIGMA Optimization Pro to the latest version.

【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.