Canon EOS Rebel T5i 18-55mm IS STM Lens Kit 手册
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Cautions when [Movie servo AF] is set to [Enable]
Shooting Conditions that Make Focusing Difficult
A fast-moving subject approaching or moving away from the camera.
A subject moving at a close distance in front of the camera.
Also refer to “Shooting conditions that make focusing difficult” on page
165.
165.
• Since using Movie Servo AF will consume battery power, the number of
possible shots and the possible movie shooting time will be reduced.
• During zooming or image magnification, Movie Servo AF operation will be
stopped momentarily.
• During movie shooting, if a subject approaches / moves away, or if
the camera is moved vertically or horizontally (panning), the
recorded movie image may momentarily expand or contract (change
in image magnification).
recorded movie image may momentarily expand or contract (change
in image magnification).