Panasonic DC-S5M2X - [1-Area+];[1-Area]

Focus / Zoom – Selecting the AF Mode
182
[1-Area+]/ [1-Area]
[1-Area+]
Emphasis within a single AF area can be focused.
Even when the subject moves out of the single AF area, the subject
remains focused in a supplementary AF area (E).
•
Effective when recording moving subjects that are difficult to track with [ ].
[1-Area]
Specify the point to be brought into focus.
(E)