Canon EOS-1D X Mark III DSLR Camera (Body Only) - Manual (Page 361)

Case 1: Versatile Multi-Purpose Setting
Default
• Tracking sensitivity : 0
• Accel./decel. tracking : 0
Standard setting suited to moving subjects in general. Suitable for many kinds of subjects
and scenes.
In the following situations, select [
Case 2 ] to [ Case 4 ] instead: non-subjects moving across
AF points, elusive subjects, or subjects that suddenly appear or change speed.
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