Sigma 20mm F1.4 DG HSM | Art (Sony E-mount)

Sigma 20mm F1.4 DG HSM | Art (Sony E-mount) firmware

Sigma · 20mm F1.4 DG HSM | Art (Sony E-mount) · Lens

Latest firmware for the Sigma 20mm F1.4 DG HSM / Art (Sony E-mount) is v02 (July 18, 2019).

Changelog

20mm F1.4 DG HSM | Art (Sony E-mount) firmware changelog

  1. v02 first tracked Autofocus speed and accuracy improved; AF stopping position variation fixed for Sony α9 and α6400.

Firmware history

  1. Version 02 Latest Released Jul 18, 2019 First seen Jul 5, 2026

    Autofocus speed and accuracy improved; AF stopping position variation fixed for Sony α9 and α6400. — summary by updatemystuff.com

    Show release notes

    It has improved the AF speed.

    It has improved the AF accuracy when the F​ace 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. SIGMA 20mm F1.4 DG HSM | Art for Sony E-mount firmware Ver.02 is available for update at the following site.
    Release notes & download

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