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 auto flash metering, and the background is exposed with a slow shutter speed set automatically. Both the subject and background look properly exposed (automatic
To prevent a slow shutter speed, under [z2: Flash control], set
[Flash sync. speed in Av mode] to
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 on the LCD monitor, the depth of field will look narrow.
Press the
While looking at the Live View image (p.150) and holding down the
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