Olympus FL-50R - Manual (Page 17)

17
EN
MANUAL
In this mode, the flash is emitted according to the guide number (GN)
setting.
1
Turn dial A or dial B to set the guide
number.
The control panel shows the guide number
set and the optimum shooting distance
according to the camera’s setup.
2
If the distance to the subject does not
match the optimum shooting distance,
change the guide number or the
distance to the subject.
The optimum shooting distance varies
according to the camera’s setup (ISO
sensitivity, aperture value, lens focal
distance and shutter speed). For
details refer to “Guide number (GN) list”
(
gP. 45).
Firing angle
Displayed according to the
focal length of the lens.
Guide
number Optimum shooting
distance
Optimum shooting distance
When the ISO sensitivity is set to 100, you can calculate the optimum shooting distance
by dividing the guide number (GN) by the aperture value (F).
g “Guide number (GN)
list” (P. 45)