Flash - Canon Speedlite 550EX Instructions Manual

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Stroboscopic Flash
2
Press the < SElISET
>
bull on 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
0.0
b,
altered. Pressing
th,
< SELISET > button changes the
blinking item in the following loop:
Firing Ilequency" Flash count-.Ftash outp.Jt
Lt _____
(NOrmal
clisplaYI~. I----"J---,
3 Press the <
+
> or < -
>
button to set
the desired value for the blink ing
item .
4
Press the < SELISET > 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.
Aher you set the flash output and press the
"" SEL/SET ,. button, the firing Irequllncy,
flash count. and Ilash oulput are displayed,
• Shooting With Stroboscopic Flash
To shool with stroboscopic flash, you must set a shutter speed that gives the
550EX enough time to lire according to the firing frequency and flash count
you have set.
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1
Selthe camera's picture-taking mode
to M and set the desired aperture.
47