PowerShot S100 Manual

While the shutter button is pressed halfway, the focus and exposure will

continue to adjust, allowing you to take pictures of moving subjects without

missing a shot.

Choose [Servo AF].

z Press the n button to choose [Servo

AF] in the 4 tab, then press the qr

buttons to choose [On].

Focus.

z The focus and exposure will be maintained

where the blue AF frame appears while

you press the shutter button halfway.

The focus can be locked. After locking the focus, the focal distance will not

change even when you release your finger from the shutter button.

Lock the focus.

z Keep the shutter button pressed halfway

and press the q button.

X The focus locks, and and the MF

indicator appear on the screen.

Shooting with Servo AF

• The camera may not be able to focus in some conditions.

• In low light conditions, AF frames may not turn blue even after pressing

the shutter button halfway. In this case, you can set the focus and

exposure with the AF frame setting.

• If a correct exposure cannot be obtained, the shutter speed and aperture

value appear in orange. Release your finger from the shutter button, then

press it again halfway.

• You cannot shoot with the AF lock in this mode.

• The [AF-Point Zoom] option in the 4 tab is not available in Servo AF

mode.

• Not available when using the self-timer (p. 53).

Shooting with the AF Lock

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