f: Changing the Depth of Field
DUsing the
To obtain a correct flash exposure, the flash output will be set automatically to match the set aperture (autoflash exposure). The shutter speed will be set automatically between 1/200 sec. - 30 sec. to suit the scene’s 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. Both the subject and background look properly exposed (automatic
If you do not want a slow shutter speed to be used, set [3: Flash sync.
speed in Av mode] to [1:
Depth of Field PreviewN
The aperture opening (diaphragm) changes only at the moment when the picture is taken. Otherwise, the aperture remains fully open. Therefore, when you look at the scene through the viewfinder or LCD monitor, the depth of field will look narrow.
When you press the
While looking at the Live View image (p.124) and holding down the
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