This firmware update improves the stability of the image in the viewfinder, making it easier to confirm composition.

For customers who own the SIGMA USB DOCK and applicable product 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.1.4.1 or later for Windows, and Ver.1.4.0 or later for Macintosh.

【SIGMA Optimization Pro Download page】

【Applicable product】

【Benefit of the update】

  • It has improved the stability of the image in the viewfinder, making it easier to confirm composition, thanks to the updated control algorithm of the Optical Stabilizer.

For international customers, 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.