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-M mount listed below.
・SIGMA 56mm F1.4 DC DN | Contemporary in Canon EF-M mount
[Benefits of the update]
・The lens has become compatible with focus ring adjustment functionality.
[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 Ver.1.6.0 or later.
【SIGMA Optimization Pro download page】