Canon Speedlite 470EX-AI, Instruction Manual

Page: 87 / 116

87
C : Setting Custom Functions
C.Fn-21:
;
(Light distribution)
You can change the flash light distribution (flash coverage) of the Speedlite
in relation to the shooting angle of view when the flash coverage is set to
<
L > (automatic setting).
0: j (Standard)
The optimum flash coverage for the shooting angle of view is set
automatically.
1:
k
(Guide number priority)
Although the periphery of the picture is slightly darker than the 0
setting, this is effective when you want to give priority to the flash
output. The flash coverage is set automatically to a slightly more
telephoto position than the actual shooting angle of view. The display
changes to <
k
>.
2: l (Even coverage)
Although the possible flash photography distance becomes slightly
shorter than the 0 setting, this is effective when you want to minimize
light falloff at the periphery of the picture. The flash coverage is set
automatically to a slightly wider position than the actual shooting angle
of view. The display changes to <
l
>.
C.Fn-22:
<
(LCD panel illumination)
When a button or dial is operated, the LCD panel illuminates. You can
change this illumination setting.
0: 12sec (On for 12 sec.)
1: OFF (Disable panel illumination)
2: ON (Illumination always on)
C.Fn-23:
?
(Receiver flash charge check)
When recharge is complete for the receiver unit during optical transmission
wireless shooting, its AF-assist beam emitter blinks. You can disable this
blinking. Set this function on each receiver unit.
0: = (AF-assist beam, Q lamp)
1:
>
(
Q
lamp)