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Fabricant : BenQ
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Facilité d'utilisation
On is the default and recommended selection for this projector. When Off is
selected, the Color Temperature function is not available.
Selecting a Color Temperature
The options available for color temperature* settings vary according to the signal type
selected.
1.
Cool: Makes images appear bluish white.
2.
Normal: Maintains normal colorings for white.
3.
Warm: Makes images appear reddish white.
*About color temperatures:
There are many different shades that are considered to be "white" for various
purposes. One of the common methods of representing white color is known as the
“color temperature”. A white color with a low color temperature appears to be
reddish white. A white color with a high color temperature appears to have more
blue in it.
Setting a preferred color temperature
To set a preferred color temperature:
1.
Select Color Temperature and select Warm, Normal or Cool by pressing
/
on the projector or remote control.
2.
Press to select Color Temperature Fine Tuning and press MODE/
ENTER. The Color Temperature Fine Tuning page displays.
3.
Press / to select the item you want to change and adjust the values by
pressing /
.
• R Gain/G Gain/B Gain: Adjusts the contrast levels of Red, Green, and Blue.
• R Offset/G Offset/B Offset: Adjusts the brightness levels of Red, Green, and
Blue.
4.
Press MENU/EXIT to exit and save the settings.
3D Color Management
In most installation situations, color management will not be necessary, such as in
classroom, meeting room, or lounge room situations where lights remain on, or
where building external windows allow daylight into the room.
Only in permanent installations with controlled lighting levels such as boardrooms,
lecture theaters, or home theaters, should color management be considered. Color
management provides fine color control adjusent to allow for more accurate color
reproduction, should you require it.
Proper color management can only be achieved under controlled and reproducible
viewing conditions. You will need to use a colorimeter (color light meter), and
provide a set of suitable source images to measure color reproduction. These tools
are not provided with the projector, however, your projector supplier should be able
to provide you with suitable guidance, or even an experienced professional installer.
The Color Management provides six sets (RGBCMY) of colors to be adjusted. When
you select each color, you can independently adjust its range and saturation according
to your preference.
If you have purchased a test disc which contains various color test patterns and can be
used to test the color presentation on monitors, TVs, projectors, etc. You can project
42 Operation
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