Depth-Of-Field Preview - Canon EOS 10D Digital Instruction Manual

Exposure Warnings
•
If the " " shutter speed blinks, it indicates underexposure. Turn the <
set a larger aperture (lower f/number) until the shutter speed stops blinking.
•
If the " " shutter speed blinks, it indicates overexposure. Turn the <
set a smaller aperture (higher f/number) until the shutter speed stops blinking.
Aperture Value Display
You can set the aperture in half stops as shown below. The higher the aperture value,
the smaller the aperture opening. The range of aperture settings displayed depends on
the lens mounted on the camera.
If no lens is mounted on the camera, the aperture setting is displayed as "
•
C.Fn-16-1 enables the safety shift feature. (→p.151)
If a correct exposure cannot be obtained in the aperture-priority AE mode with any
shutter speed set by the camera, the camera automatically sets a larger or smaller
aperture. This feature is called safety shift.
•
With C.Fn-06-1, you can also set the camera so that you can set the aperture value in
1/3-stop increments. (→p.147)
•
With C.Fn-03-1, you can fix the shutter speed at 1/200 second for shooting with a
flash. (→p.146)

Depth-of-field Preview

•
This feature can be used in the Creative zone.
•
Depth-of-field preview will work after you press the shutter button halfway and achieve
focus in < >.
•
The exposure is locked (AE lock) while the Depth-of-Field Preview button is pressed.
Aperture-Priority AE/ Depth-of-field Preview
The depth of field is the range of acceptable focus in
front of and behind the point of focus. (→p.160) The
depth of field changes depending on the aperture.
Press the depth-of-field preview button to stop down
the aperture and see the range of acceptable focus in
the viewfinder.
> dial to
> dial to
6
".
85