Shooting Hard-to-Focus Subjects (Focus Lock, AF Lock)

Shooting Mode

*The AF lock only works in the or mode.

It may be difficult to focus on the following types of subjects. Use the focus lock or AF lock in these situations.

Subjects with extremely low contrast to the surroundings

Subjects with extremely bright objects at the center of the composition

Subjects that are moving quickly

Subjects through glass:

Try to shoot as close to the glass as possible to reduce the chances of light reflecting back off the glass.

Subjects with horizontal stripes

Shooting with the Focus Lock

1 Aim the camera so that an object at the same focal distance as the main subject is centered in the viewfinder or in the AF frame displayed on the LCD monitor.

2 Press the shutter button halfway (two beeps will play).

The focal distance to the object is locked.

3 Re-aim the camera to compose the shot as desired and press the shutter button fully.

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Canon IXUS 30, IXUS 40 manual Shooting with the Focus Lock, Shooting Hard-to-Focus Subjects Focus Lock, AF Lock