GE PJ1 - Manual (Page 53)

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AF Mode (Auto-Focus mode)
Use this setting to control the auto-focus mechanism while
taking pictures.
Two options are available:
• Single-AF: The focus frame appears in the center of the
LCD screen to focus on the subject.
• Multi-AF: The camera automatically scans the field of
view in a wide area to find the focus point.
AF-assist Beam
This option can turn on or turn off AF assist lamp. It can
strengthen focusing to turn on the AF assist lamp in dark
conditions.