Canon EOS 60D - Manual (Page 130)

130
In Basic Zone modes and Creative Zone modes, the shutter speed and
aperture for flash photography will be set as shown below. By default,
E-TTL II autoflash control (flash autoexposure) will be used in all shooting
modes.
D Using the Built-in Flash
Shooting
Mode
Shutter Speed Aperture
1 C
2 4
Automatically set within 1/250 sec. - 1/60 sec. Automatically set
6 Automatically set within 1/250 sec. - 2 sec. Automatically set
d Automatically set within 1/250 sec. - 1/60 sec. Automatically set
s Set manually within 1/250 sec. - 30 sec. Automatically set
f Automatically set Set manually
a Set manually within 1/250 sec. - 30 sec. Set manually
F
While you hold down the shutter button, the
exposure will continue.
Set manually
With [8C.Fn I -7: Flash sync. speed in Av mode] (p.253), the following
options for flash automatic setting can be selected: Applicable in the <f>
shooting mode.
• 0: Auto*
• 1: 1/250 - 1/60 sec. auto
• 2: 1/250 sec. (fixed)
* Normally, the sync speed is set automatically within 1/250 sec. to 30 sec.
to suit the ambient brightness. In low light, the main subject is exposed
with the automatic flash, and the background is exposed with a slow
shutter speed set automatically. The standard exposure will be obtained
for both the subject and the background (automatic slow flash sync
speed). With slow shutter speeds, using a tripod is recommended.