Canon 550EX Camera Accessories User Manual


 
Using the Zoom Button and Wide Panel
Automatic Flash Head Zooming
Turn on the camera.
Turn on the Speedlite.
If is displayed, press the < >
button until turns off.
Press the cameras shutter button
halfway. The current lens focal length
will appear on the Speedlites LCD
panel.
Manual Flash Head Zooming
19
Press the < > button. and
will be displayed. Keep pressing
the < > button until the desired
zoom setting (focal length) appears.
Pressing the < > button changes
the zoom setting in the loop shown
below.
1
2
3
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.
(Automatic )
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