Canon Speedlite 380EX Instruction Manual - Page 11

Flash, Other, Modes

Page 11 highlights

2. Flash with Other Modes The E-TTL auto flash system can also be used with a Type-A camera set to Av (aperture-priority AE), Tv (shutter speed-priority AE), or M (manual). Set the FP flash switch to the green dot (normal sync). • When you press the shutter button halfway, the shutter speed and aperture setting are displayed as in any AE mode. Shutter Speed and Aperture Setting According to Mode Mode Full Auto and Programmed Image Control Shutter Speed Automatically set (1/60-1/X sec.) Flash Aperture Automatically set Automatically set P (1/60-1/X sec.) Automatically set Automatically set Av (30-1/X sec.) Manually set Manually set Tv (30-1/X sec.) Automatically set M Manually set (buLb-1/X sec.) Manually set • Manually set: Set by the use . Automatically set: Set by the camera. • 1/X sec.: Camera's maximum sync speed (see page 46). II When you press the shutter button completely, the Speedlite fires a test preflash immediately before the shutter is released. The flash exposure reading obtained with the preflash is used to calculate the optimum output of the main flash. IN The exposure for the background is set with the shutter speed and aperture. If flash is used in the DEP (Depth-of-field AE) mode, it will be the same as using flash in the Program AE mode. 20 II. Speedlite 380EX with Type-A Cameras (1) Rash with Aperture-Priority AE When you want to control the depth of field or when you want the background correctly exposed, use aperture-priority AE. You set the aperture and the camera sets the shutter speed automatically to suit the background's light level. The E-TTL auto flash system controls the flash output according to the aperture you set. O$4 • O Av O laryStt Set the camera to Av (aperturepriority AE) and set the desired aperture. 0 0 o0 0 0 0 4 28 35 50 70 105 CID Check that the FP flash switch is set to the green dot. Press the shutter button halfway to focus the subject. Check that nothing is blinking in the viewfinder and press the shutter button completely to take the picture. In low-light conditions, a slow sync speed is set automatically. A tripod is recommended for slow sync speeds. If the maximum sync speed blinks, the background will be overexposed. If the 30" sync speed blinks, the background will be underexposed. Change the aperture setting until the sync speed stops blinking and stays on. 21

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2.
Flash
with
Other
Modes
II.
Speedlite
380EX
with
Type
-A
Cameras
The
E-TTL
auto
flash
system
can
also
be
used
with
a
Type
-A
camera
set
to
Av
(aperture
-priority
AE),
Tv
(shutter
speed
-priority
AE),
or
M
(manual).
Set
the
FP
flash
switch
to
the
green
dot
(normal
sync).
When
you
press
the
shutter
button
halfway,
the
shutter
speed
and
aperture
setting
are
displayed
as
in
any
AE
mode.
Shutter
Speed
and
Aperture
Setting
According
to
Mode
Mode
Shutter
Speed
Flash
Aperture
Full
Auto
and
Programmed
Image
Control
Automatically
set
(1/60-1/X
sec.)
Automatically
set
P
Automatically
set
(1/60-1/X
sec.)
Automatically
set
Av
Automatically
set
(30-1/X
sec.)
Manually
set
Tv
Manually
set
(30-1/X
sec.)
Automatically
set
M
(buLb-1/X
Manually
set
sec.)
Manually
set
Manually
set:
Set
by
the
use
.
Automatically
set:
Set
by
the
camera.
1/X
sec.:
Camera's
maximum
sync
speed
(see
page
46).
II
When
you
press
the
shutter
button
completely,
the
Speedlite
fires
a
test
preflash
immediately
before
the
shutter
is
released.
The
flash
exposure
reading
obtained
with
the
preflash
is
used
to
calculate
the
optimum
output
of
the
main
flash.
IN
The
exposure
for
the
background
is
set
with
the
shutter
speed
and
aperture.
If
flash
is
used
in
the
DEP
(Depth
-of
-field
AE)
mode,
it
will
be
the
same
as
using
flash
in
the
Program
AE
mode.
20
(1)
Rash
with
Aperture
-Priority
AE
When
you
want
to
control
the
depth
of
field
or
when
you
want
the
background
correctly
exposed,
use
aperture
-priority
AE.
You
set
the
aperture
and
the
camera
sets
the
shutter
speed
automatically
to
suit
the
background's
light
level.
The
E-TTL
auto
flash
system
controls
the
flash
output
according
to
the
aperture
you
set.
O$4
O
O
laryStt
Av
0
0
o
0
0
0
0
4
28
35
50
70
105
CID
Set
the
camera
to
Av
(aperture
-
priority
AE)
and
set
the
desired
aperture.
Check
that
the
FP
flash
switch
is
set
to
the
green
dot.
Press
the
shutter
button
halfway
to
focus
the
subject.
Check
that
nothing
is
blinking
in
the
viewfinder
and
press
the
shutter
button
completely
to
take
the
picture.
In
low
-light
conditions,
a
slow
sync
speed
is
set
automatically.
A
tripod
is
recommended
for
slow
sync
speeds.
If
the
maximum
sync
speed
blinks,
the
background
will
be
overexposed.
If
the
30"
sync
speed
blinks,
the
background
will
be
underexposed.
Change
the
aperture
setting
until
the
sync
speed
stops
blinking
and
stays
on.
21