Canon 300X Manuel D’Utilisation

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In this mode, you set the shutter speed and the camera sets the
aperture value automatically to suit the subject brightness. A fast
shutter speed can freeze the motion of a fast-moving subject and a
slow shutter speed can blur the subject to give the impression of
motion.
∗ <R> stands for Time value which is the shutter speed.
1
Turn the Mode Dial to <R>.
2
Select the desired shutter
speed.
Turn the <l> dial.
The shutter speed can be set in
half-stop increments.
3
Focus the subject.
s
The aperture value is set
automatically.
4
Check the viewfinder display
and take the picture.
If the aperture value display is not
blinking, a correct exposure will be
obtained.
• If the maximum aperture value blinks, it indicates
underexposure. Turn the <l> dial to set a
slower shutter speed until the blinking stops.
• If the minimum aperture value blinks, it indicates
overexposure. Turn the <l> dial to set a faster
shutter speed until the blinking stops.
Shutter Speed Display
The shutter speeds from “
” to “
” indicate the denominator of
the fractional shutter speed. For example, “
” indicates 1/125
sec. Also, “
” indicates 0.7 sec, and “
” indicates 15 sec.
Shutter-Priority AE