Canon 550EX - Manual (Page 96)

Stroboscopic Flash
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Press the <SEL/SET > button to
select the firing frequency, flash
count, or flash output display. When
selected, the respective item blinks
on the LCD panel to indicate that it
can be altered. Pressing the
<SEL/SET > button changes the
blinking item in the following loop:
Firing frequency-^ Flash count-^FIash output
--------------- (Normal display)-^----
□
Press the < + > or <-> button to set
the desired value for the blinking
item.
Press the <SEL/SET > button again
to register the value. The item will
then stop blinking and remain
displayed. The next item will then
start blinking. Repeat steps 3 and 4
to set the next item.
• After you set the flash output and press the
<SEL/SET> button, the firing frequency,
flash count, and flash output are displayed
• Shooting With Stroboscopic Flash
To shoot with stroboscopic flash, you must set a shutter speed that gives the
550EX enough time to fire according to the firing frequency and flash count
you have set.
“t Set the camera’s picture-taking mode
’ to M and set the desired aperture.
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