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Firmware update for SIGMA's interchangeable lenses for Sony E-mount

Thank you for purchasing and using our products.
We are pleased to announce that a new firmware update for SIGMA’s interchangeable lenses for Sony E-mount is now available.

[Applicable products]

[Benefits of the update]

  • It has improved the AF speed.
  • It has improved the AF accuracy when the Face Detection setting is turned on, while using AF.
  • With the Sony α9 or Sony α6400, it has corrected the phenomenon whereby the AF stopping position occasionally had a variation when shutter was half pressed repeatedly during auto focusing on the same subject.
  • For customers who have Sony α9, please update the camera’s firmware to Ver.5.00 or later.

[Applicable product]

[Benefits of the update]

  • It has improved the AF accuracy when the Face Detection setting is turned on, while using AF.
  • With the Sony α9 or Sony α6400, it has corrected the phenomenon whereby the AF stopping position occasionally had a variation when shutter was half pressed repeatedly during auto focusing on the same subject.
  • For customers who have Sony α9, please update the camera’s firmware to Ver.5.00 or later.

[Applicable product]

[Benefit of the update]

  • With cameras which incorporate DMF mode, when using the AF while the MF assist function is turned on, it has corrected the phenomenon whereby it automatically displays a magnified view as it gets in focus.
  • For customers who have Sony α9, please update the camera’s firmware to Ver.5.00 or later.

To update the firmware, please refer to the following link;
https://www.sigma-global.com/en/download/lenses/firmware/

* After completing the firmware update, please remove the battery pack from the camera and put it back in again.

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.

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