Canon 450D Digital Camera User Manual


 
56
To obtain a good exposure of the subject, the camera sets the exposure
(shutter speed and aperture) automatically. This is called Program AE.
1
Set the Mode Dial to <d>.
2
Take the picture.
Press the shutter button halfway and
the camera will focus.
X The exposure setting (shutter speed
and aperture) set automatically is
displayed in the viewfinder.
Press the shutter button completely.
Changing the ISO speed and using the built-in flash.
To match the subject and lighting level, you can change the ISO
speed (p.57) or use the built-in flash (p.58). In the <d> mode, the
built-in flash will not fire automatically. So under low light, press the
<I> (Flash) button to pop-up the flash.
The program can be shifted. (Program shift)
After pressing the shutter button halfway, turn the <6> dial to
change the shutter speed and aperture setting combination
(program). After you take the picture, the program shift will be
canceled. Program shift is not possible with flash.
d: Program AE
Shooting Tips
In very low light or very bright light, the shutter speed and
aperture display will blink when you press the shutter
button halfway, as shown in the figure. In low light (30"
3.5), either increase the ISO speed (p.57) or use flash
(p.58). In bright light (4000 22), decrease the ISO speed.
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