Taking pictures with the focus and exposure locked

In the above composition, the subjects (two people in this case) are not in the AF frame. Pressing the shutter button halfway at this point will result in the subjects being out of focus.

AF/AE lock is useful:

Use AF/AE lock to guarantee best result when shooting a subject that is not suited to autofocusing (p.30).

Using AF/AE lock

1 Move the camera slightly so that one of thesubjects is in the AF frame. Usingthe

Camera

2 Press the shutter button down halfway to focus on the subject.

Double

beep

250 F4.2

Halfway pressed

Continued Q

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