Sigma ELECTRONIC FLASH EF-630 (SIGMA SA-mount) firmware v1.02

Sigma · Released Mar 30, 2017 · First seen Jul 5, 2026

v1.02 is not the latest firmware for the Sigma ELECTRONIC FLASH EF-630 (SIGMA SA-mount): the current version is v1.05 (August 5, 2021). Go to v1.05

In short — summary by updatemystuff.com

Adds sd Quattro camera support and improves color reproduction in Flash mode.

  • Adds sd Quattro camera support
  • Improves color reproduction when using Flash mode

Written from Sigma's release notes, which are printed in full below.

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What's in this update

It has supported the sd Quattro camer​a’s firmware which improves the color reproduction when the Flash mode is selected in the White balance setting.

  • It is necessary to update SIGMA sd Quattro camera’s firmware to the latest version.
  • The firm​ware can be updated using SIGMA FLASH USB DOCK FD-11 for SIGMA.
  • Please ensure to update SIGMA Optimization Pro to Ver1.4.1 for Windows, and Ver1.4.0 for Macintosh before updating the firmware.
  • It takes about 3 minutes to update.

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Other versions for this product

See the full firmware history for the ELECTRONIC FLASH EF-630 (SIGMA SA-mount)