Canon 580EX Speedlite 580EX Manual - Page 26

MULTI

Stroboscopic

Flash

With

stroboscopic

flash,

a

rapid

series

of

flashes

is

fired

.

It

can

be

used

to

capture

multiple

images

of

a

moping

subject

in

a

single

photograph

for

later

study

.

You can

set the

firing

frequency

{number

of

flashes

persec

.

expressed

as

Hz},

the

number

of

flashes,

and

the

flash

output

.

doom

uin

asa

.v

,

rs

zsass

is is

m

Ii

fl

I

+

=

:

.

1

LC'=-

?k,

.

,>>,

y

"

:sm

5

Fi

m+y

i

1

I2

B

--

-inz

J

.

~

.

.

.

_

a-.

~~~-=Panr~

i{Omm

~

~~s,

"

:

.~

,1r28----

.

~N~

Press

the <

M0

oEa

button

so

chat

<MuLri>

is

displayed

.

Select

the item to

be

set

.

~

Pressthe<

~~y

button

to select

the

item

(blinks)

.

Setthe

desired

setting

.

s

Turn

the

~~~a

dial to

setthe

setting,

then

pressthe

<

%

:>

button

.

"

The

next item

to

be

set

will

blink

.

s

After

you

setthe

ti

ash

output

and

press

the

<

[?n

button,

the

entire

display

wild

turn

on

.

Calculating

the

Shutter

Speed

During

stroboscopic

flash,

the

shutter

should

remain

open

until

the

firing

stops

.

Use

the formula

below

to

calculate

the

shutter

speed

and

set

it

with

the

camera

.

Number

of

flashes

=

Firing

frequency

(Hz)

=

Shutter

speed

Far

example,

if

the

number

of

flashes

is

10

and

the

firing

frequency

is

5

Hz,

the

shutter

speed

should be

at

least

2

sec

.

24

Canon 580EX Speedlite 580EX Manual - Page 26

MULTI, Stroboscopic, Flash - ii flashing display

Page 26 highlights