Canon REBEL Ti 300V Manual Do Utilizador

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Focusing Off-Center Subjects 
If you want to focus an off-center subject not covered by any of the AF
points, use focus lock as described below.
1
Select the desired AF point.
(
→page 32)
2
Focus the subject.
Aim the AF point on the subject, then
press the shutter button halfway.
3
Keep pressing the shutter button
halfway and recompose the
picture as desired.
4
Take the picture.
Focus lock also works in the Basic Zone modes (except<
>). Just start
from step 
2
above.
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