Canon has released an updated firmware for the 5D Mark III that adds support for the forthcoming 40mm f/2.8 lens and fixes a variety of small power and auto-exposure issues. What was absent was the long-promised support for continuously autofocusing video, which the company confirmed to The Verge has now been ditched from the camera's spec sheet.
Engadget , Canon updates 5D Mark III firmware, concedes it won't get continuous autofocus for video, Canon updates 5D Mark III firmware, concedes it won't get continuous autofocus for video
