Panasonic WV-CP310 Operating Instructions Manual page 22

Important:
• The following are recommendation for focus setting in accordance with subjects.
For such case (subject conditions)
• Normal subject
• Frequently moving subject
• Subject with large illuminance change
• Subject with low illuminance
• Too bright or reflective subject
• Subject through a window
• Place where the lens easily becomes dirty
• Subject with less contrast such as white wall
• Subject with remarkable depth
• Subject with heavy flicker
• Subject with horizontally parallel lines such as a shutter
22
Select this (recommendation)
"ABF"
Fine adjustment with "MANUAL" setting after "ABF" .