Canon Speedlite EL-100 - Manual (Page 19)

19
E-TTL II/E-TTL Autoflash by Shooting Mode
Set the camera’s shooting mode to <
s
> (shutter-priority AE), <
f
>
(aperture-priority AE), <
t
> (flexible-priority AE), or <
a
> (manual
exposure) to use E-TTL II/E-TTL autoflash for that mode.
s
Enables you to set the shutter speed manually. Based on your shutter
speed, the camera sets an aperture to provide standard exposure.
o
If the aperture value blinks, adjust the shutter speed until it stops
blinking.
f
Enables you to set the aperture manually. Based on your aperture, the
camera sets a shutter speed to provide standard exposure.
o If the shutter speed blinks, adjust the aperture until it stops blinking.
t
Enables you to set the shutter speed or aperture manually.
o If the aperture value blinks when you set a shutter speed, adjust the
shutter speed until it stops blinking.
o If the shutter speed blinks when you set an aperture, adjust the
aperture until it stops blinking.
a
Enables you to set both the shutter speed and aperture manually.
Light from the flash provides standard exposure for the main subject, but
exposure for the background varies depending on your specified shutter
speed and aperture.
If you use the <
Z
> or <
Y
> shooting mode, the result will be the same
as using the <
d
> (Program AE) mode.
Flash Sync Speeds and Apertures by Shooting Mode
Shutter Speed Aperture
d
Automatically set (at least 1/X sec.) Automatically set
s
Manually set (at least 1/X sec.) Automatically set
f
Automatically set (at least 1/X sec.) Manually set
t
Manually set / Automatically set (at least 1/X sec.)
Automatically set /
Manually set
a
Manually set (at least 1/X sec.) Manually set
o “1/X sec.” represents the camera’s maximum flash sync speed. Note that
minimum flash sync speeds vary by camera.