Panasonic DMC-GH3KBODY Owner's Manual page 132

Recording
Controllable range of the wireless flash
∫
Place the wireless flash with its wireless sensor facing toward the camera. Estimated
controllable range is shown in the following figure. Controllable range differs depending on
the surrounding environment.
7m
30 30
5m
50 50
•
The recommended number of wireless flashes for each group is three or less.
•
If the subject is too close to the camera, signal flashing may affect the exposure. (The effect
can be reduced by lowering the output of the built-in flash with a diffuser, etc.)
30 30
(23.0 feet)
50 50
5m
(16.0 feet)
Placement example
C
7m
A
B
132