FujiFilm X-T20 - Manual (Page 286)

266
P
eripherals and Optional A
c
c
essories
10
MASTER(OPTICAL)
The options at right will be
displayed if the unit is cur-
rently functioning as master
fl
ash for FUJIFILM optical
wireless remote fl ash control.
MODE
MASTER(OPTICAL)
ADJUST END
The master and remote units
can be placed in up to three
groups (A, B, and C) and fl ash
mode and fl ash level adjust-
ed separately for each group.
Four channels are available
for communication between
the units; separate channels can be used for diff erent
fl ash systems or to prevent interference when multi-
ple systems are operating in close proximity.
B B B
A
C