Canon EOS-1D X Mark III Advanced User's Manual page 948

Autofocus (Live View shooting/Movie recording)
Focus method
AF method
Available AF point positions
Available AF areas when
automatically selected
Eye Detection AF
Magnified view
AF area
Manual focus (MF)
[Live View shooting]
AF operation
Continuous AF
Focusing brightness range
AF Configuration Tool
Servo AF characteristics
[Movie recording]
Focusing brightness range
Movie Servo AF
Movie Servo AF characteristics
Dual Pixel CMOS AF
Face+Tracking, Spot AF, 1-point AF, Expand AF area (vertically/horizontally),
Expand AF area: Around, Zone AF, Large Zone AF: Vertical, Large Zone AF:
Horizontal
Max. 3869
* When selected with the Multi-controller
Max. 525
Available
Approx. 5×/10×
Horizontal: Approx. 90%, Vertical: Approx. 100%
Horizontal: Approx. 80%, Vertical: Approx. 80%
* Varies depending on the lens used
MF peaking, Focus guide
One-Shot AF, Servo AF
Available
EV –6 to 18
(f/1.2, center AF point, at room temperature, ISO 100, One-Shot AF)
Cases 1–4, Case A
Tracking sensitivity, Acceleration/deceleration tracking
EV –4 to 18
(f/1.2, center AF point, at room temperature, ISO 100, One-Shot AF, 29.97 fps)
Available
Tracking sensitivity, AF speed
948