Epson PowerLite Home Cinema 8700 UB User's Guide - Page 30

Adjusting the Gamma Setting, You see a gamma icon on the projected image. Use

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Adjusting the Gamma Setting You can select from five gamma settings (2.0 to 2.4) or customize your own setting from your image or a displayed graph. Lower values will increase the contrast of dark areas, but tend to blur the bright areas. Higher values will darken the light areas. Gamma presets make minor adjustments to mid-tone values. The larger the gamma preset, the lower the midtone values. Changing these settings affects contrast which can be seen as a blur in bright areas. Note: This setting cannot be used when the Color Mode is set to x.v.Color (see page 28). 1. Press the Gamma button. You see the following displayed on the screen: 2. Do one of the following: ■ Select one of the numeric correction values using the u or d button on the remote control and press the Enter button. You see the setting reflected in the graph on the right. The horizontal axis represents the input signal level, and the vertical axis represents the output signal level. Press the Gamma button to exit. ■ Select Customized. Then continue with the next step. 3. Do one of the following: ■ Select Adjust it from the image. You see a gamma icon on the projected image. Use the arrow buttons to move the icon to the area of brightness you want to adjust, then press Enter. The custom gamma graph appears with the channel selected for adjustment. Press the u or d button to adjust and then press Enter. ■ Select Adjust it from the graph. When the gamma graph appears, use the l or r button to select the point on the graph that you want to adjust, and then use the u or d button to adjust the settings. Press Enter to save your setting and exit. 30 Making Basic Adjustments

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30
Making Basic Adjustments
Adjusting the Gamma Setting
You can select from five gamma settings (2.0 to 2.4) or customize your own setting from your
image or a displayed graph. Lower values will increase the contrast of dark areas, but tend to
blur the bright areas. Higher values will darken the light areas. Gamma presets make minor
adjustments to mid-tone values. The larger the gamma preset, the lower the midtone values.
Changing these settings affects contrast which can be seen as a blur in bright areas.
Note:
This setting cannot be used when the Color Mode is set to x.v.Color (see page 28).
1.
Press the
Gamma
button. You see the following displayed on the screen:
2.
Do one of the following:
■
Select one of the numeric correction values using the
u
or
d
button on the remote
control and press the
Enter
button
.
You see the setting reflected in the graph on the
right. The horizontal axis represents the input signal level, and the vertical axis
represents the output signal level. Press the
Gamma
button to exit.
■
Select
Customized
. Then continue with the next step.
3.
Do one of the following:
■
Select
Adjust it from the image
. You see a gamma icon on the projected image. Use
the arrow buttons to move the icon to the area of brightness you want to adjust, then
press
Enter.
The custom gamma graph appears with the channel selected for
adjustment. Press the
u
or
d
button to adjust and then press
Enter.
■
Select
Adjust it from the graph
. When the gamma graph appears, use the
l
or
r
button to select the point on the graph that you want to adjust, and then use the
u
or
d
button to adjust the settings. Press
Enter
to save your setting and exit.