50mm F1.4 DG HSM | Art (Sony E-mount) firmware v02
Sigma · Released Jul 18, 2019 · First seen by GearPulse Jul 5, 2026
What's in this 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.
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