Automatic flash head zooming, Manual flash head zooming – Canon 550EX User Manual
Page 19
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Automatic Flash Head Zooming
Turn on the camera.
Using the Zoom Button and Wide Panei
'
ettl
_ _ '
Zoom bumm
0 5 0.7
V.___________
1S2 3 4 6 9 13 18 m
J
. MODE +______________ — SEL/SET ZOOM
Q(
q
^©
2
3
Turn on the Speedlite.
• If O is displayed, press the
button until El turns off.
Press the camera’s shutter button
halfway. The current lens focal length
will appear on the Speedlite’s LCD
panel.
Manual Flash Head Zooming
Press the
button.
O
and
Zoom
will be displayed. Keep pressing
the
zoom setting (focal length) appears.
Pressing the
the zoom setting in the loop shown
below.
0 Zoom 35mm -
9 Zoom 8umm "
- OZoom SOiDumm------------
1
If the zoom setting is a focal length longer than the actual lens focal length, the light will
fall off along the periphery of the picture.
19