Canon PowerShot S1 IS PowerShot S1 IS Camera User Guide - Page 78

Switching between Light Metering Modes

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2 Move the AF frame to the desired area using the S, T, W or X arrow, then press the button. z You can immediately shoot the image using the selected AF frame by pressing the shutter button instead of pressing the button. z The AF frame will move back to its original position (Center) if you hold down the button. Š For an explanation of the AF frame colors, please refer to page 24. Š The AF frame is locked to center-point when using the digital zoom. Š When the Spot AE Point is selected as the light metering mode, you can use the selected AF frame as the Spot AE Point (p. 76). Switching between Light Metering Modes Mode Dial Evaluative metering is the default light metering mode. This can be switched to another metering mode. Evaluative Light Metering The camera divides images into several zones for light metering. The camera evaluates the complex lighting conditions, such as the position of the subject, the brightness, the background, the direct light, and the backlighting, and adjusts the settings to the correct exposure for the main subject. This mode is particularly well-suited for backlight conditions and general photography. CenterWeighted Averaging Averages the exposure from the entire image, but places more weight on the subject at the center. Spot AE Point Meters the area within the spot AE point frame. Center Locks the spot metering frame to the center of the LCD monitor. AF Point Moves the spot AF point to the AF frame. 76 6. Shooting-Advanced Functions

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76
6.
Shooting-Advanced Functions
2
Move the AF frame to the desired
area using the
,
,
or
arrow,
then press the
button.
You can immediately shoot the image using the
selected AF frame by pressing the shutter
button instead of pressing the
button.
The AF frame will move back to its original
position (Center) if you hold down the
button.
For an explanation of the AF frame colors,
please refer to page 24.
The AF frame is locked to center-point when
using the digital zoom.
When the Spot AE Point is selected as the light
metering mode, you can use the selected AF
frame as the Spot AE Point (p. 76).
Switching between Light Metering Modes
Evaluative metering is the default light
metering mode. This can be switched to
another metering mode.
Mode Dial
Evaluative
Light
Metering
The camera divides images into several
zones for light metering. The camera
evaluates the complex lighting conditions,
such as the position of the subject, the
brightness, the background, the direct light,
and the backlighting, and adjusts the
settings to the correct exposure for the main
subject.
This mode is particularly well-suited for
backlight conditions and general
photography.
Center-
Weighted
Averaging
Averages the exposure from the entire image,
but places more weight on the subject at the
center.
Spot AE Point
Meters the area within the spot AE point
frame.
Center
Locks the spot metering frame to the center
of the LCD monitor.
AF Point
Moves the spot AF point to the AF frame.