
External Flash Metering
The flash reflected off the subject
is
metered by
an
external metering
sensor
in
real time. When the standard flash exposure is attained, the
flash output
is
cutoff automatically. Auto external metering compatible
with the EOS-1 D Mark
III
and manual external metering compatible with
all EOS cameras are provided.
E:
Auto External Metering
E
Zoom
35mm
Set auto external metering.
F-
5.6
'$
Set the Speedlite Custom Function to
CID
C.Fn-05-2. (p.27)
0.5 0.7 1 1.5 2 3 4 6 9 13 18 m
[i]
• With auto external metering, the camera's ISO speed and aperture will
be set automatically
in
real-time by the Speedlite.
\~
Auto external metering will also work with flash exposure compensation
(p.14) and FEB (p.15).
EM:
E
M
CID
Manual External Metering
ISO
Zoom
35mm
1 Set manual external metering.
:00 F-
5.6
8 Set the Speedlite Custom Function to
C.Fn-05-3. (p.27)
30
0.5
0.7
1 1.5 2 3 4 6 9
13
18 m
~sol
.....
Zoom
35m
-100-
F-
5
.....
1'
Set the Speedlite to the camera's
ISO speed.
• Press the <
G}
> button so the ISO
speed blinks.
~,
Turn the
<@
> dial to set the ISO
speed, then press the
<@>
button.
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