Canon 430 Guia Do Utilizador

You can switch between metering modes to shoot.  

Appropriate for standard shooting conditions, 
including backlit scenes. The camera divides images 
into several zones for light metering. It evaluates 
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. Use this setting when you want 
to set the exposure on the subject in the center of 
the monitor.

The selected metering mode appears on the 

LCD monitor.