Firmware update for SIGMA’s interchangeable lenses for CANON EF mount

Thank you for purchasing and using our products.
We would like to announce that a new firmware update for SIGMA’s interchangeable lenses for CANON EF mount listed below is now available.

This firmware improves on phenomena particular to some lenses when they are used in combination with the CANON “EOS R” and their “Mount Adapter EF-EOS R” or “Control Ring Mount Adapter EF-EOS R” that we announced on January 16th, 2019.

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 to update SIGMA Optimization Pro to Ver. 1.5.0. or later.

[Applicable products]
・SIGMA 17-70mm F2.8-4 DC MACRO OS HSM | Contemporary for CANON EF mount
・SIGMA 18-200mm F3.5-6.3 DC MACRO OS HSM | Contemporary for CANON EF mount
・SIGMA 18-35mm F1.8 DC HSM | Art for CANON EF mount
・SIGMA 50-100mm F1.8 DC HSM | Art for CANON EF mount

[Benefit of the update]
・It has become compatible with EOS R’s “1.6x (Crop)” to be set automatically as well as with “Scene Intelligent Auto Mode”.

[Applicable product]
・SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for CANON EF mount

[Benefits of the update]
・It has corrected the phenomenon whereby restarting the camera does not work when the lens is taken off the camera while the lens’s OS function is in operation.
・It has corrected the phenomenon whereby it may stop the focus driving from infinity to closer focus distance while shooting video with AF.

【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 our company and products.