Sigma 56mm F1.4 DC DN | Contemporary (Sony E-mount) firmware

Firmware history

1. Version 05 Latest Released Sep 17, 2026 First seen Sep 18, 2026
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   • Fixed an isolated ​issue where the monitor blacks out and the​ camera freezes during shooting when used with the Sony α7 V.
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2. Version 04 Released Nov 16, 2023 First seen Jul 5, 2026
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   In combination with​ the Sony α6700, an occasional issue of instability in operatio​n has been corrected.

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3. Version 03 Released Dec 22, 2022 First seen Jul 5, 2026
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   AF assist function during​ video recording is now supported.

   • Only​ SONY camera models with AF assist function are supported.
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4. Version 02 Released Apr 7, 2022 First seen Jul 5, 2026

   Focus position now restores to previous shooting distance on power-up, and manual focus feel improved. — summary by updatemystuff.com

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   • The focus position of the lens when the ON/OFF (power) switch is turned ​“ON” or when the camera is restored from power saving has been changed to the specification that the focus position is set to the shooting distance right before the ON/OFF ​(power) switch is turned “OFF” or power saving is activated.
   • Improved feeling of the MF operation of the lens.
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