Canon POWERSHOT A75 User Manual page 81

Shooting - Advanced Functions
2 Select [On] or [Off]
using _ or _.
3 Press the MENU button.
• You can immediately shoot the image using
the selected AF frame by pressing the shutter
button instead of pressing the MENU button.
The autofocus locks to center when using
the digital zoom.
Switching between Light
Metering Modes
E_] i Evaluative
I Metering
i
Center-
E_] weighted
Averag ng
i
Ee[_] iSpot AE
I Point
Appropriate for standard
shooting conditions, including
backlit scenes. The camera
divides images into several
zones for light metering. It
evaluates the complex lighting
conditions, such as the position
of the subject, the brightness,
the direct light, and the
backlighting, and adjusts the
settings to the correct exposure
for the main subject.
Averages the light metered from
the entire frame, but gives
greater weight to the subject
matter at the center.
Meters the area within the spot
AE point at the center of the
LCD monitor. This is convenient
when you wish to set the
exposure adjustment on the
subject.
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