Canon EOS-1D X Af Setting Manualbook page 22

AF Configuration Tool [Parameters]
New!
Set AI Servo AF for steady subject movement or
Firmware
New with firmware v. 2.0: [-1, -2] settings for added stability with subjects
[-2]
Examples where the new [-] setting can be more effective
Sports with far away subjects that experience relatively minor changes
in speed and nearby obstructions that can slightly throw off autofocus.
The new [-1] and [-2] Accel./decel. tracking settings will tend to disregard
these types of sudden, yet subtle, AF changes and continue tracking the
original subject.
22 22
Accel./decel. tracking
[0]
Choose any [Case]
a n d p u s h
button for Accel./
d e c e l . t r a c k i n g ,
then adjust level by
p re s s in g a n d
turning .