Aperture-Priority Ae - Canon EOS-1D C Instruction Manual

Aperture-priority AE

When the shooting mode is <f>, you can manually set the aperture
for movie shooting. The ISO speed and shutter speed will be set
automatically to suit the brightness and obtain a standard exposure.
Aperture
Changing the aperture during movie shooting is not recommended since
variations in the exposure, due to the drive of the lens aperture, will be
recorded.
Set the shooting mode to <f>.
1
Press the <W> button and turn
the <6> or <5> dial to select
<f>.
Set the desired aperture.
2
While looking at the LCD monitor,
turn the <6> dial.
Focus and shoot the movie.
3
The procedure is the same as steps 2
and 3 for "Autoexposure Shooting"
(p.225).
k Shooting Movies
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