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New Firmware For Canon EOS-1Ds III And Canon EOS-1D IV

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New firmware updates for the Canon EOS-1Ds III (available on eBay) and the Canon EOS-1D IV (available on eBay).

  • For the Canon EOS-1Ds III firmware update (1.2.2) click here.
  • For the Canon EOS-1D IV firmware update (1.1.3) click here.

Changes:

  • Canon EOS-1Ds III:
    • Firmware Version 1.2.2 incorporates the following functional improvement:
      1. Enables the center AF point to autofocus when the camera is used with the EF 200-400mm F4L USM Extender 1.4X lens and an Extender, whose combined maximum aperture is f/8.
  • Canon EOS-1D IV:
    • 1. Enables the center AF point to autofocus when the camera is used with the EF 200-400mm F4L USM Extender 1.4X lens and an Extender, whose combined maximum aperture is f/8.
      2. Fixes a phenomenon in which abnormal images may result when continuous shooting mode is enabled and the image size is set to “RAW” or “RAW+JPEG.
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