Figure 4-7 . cie 1931 chromaticity diagram, 7. cie 1931 chromaticity diagram, Pre l iminar y – Runco PLASMAWALL XP-OPAL65DHD User Manual

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Operation

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PlasmaWall XP Series Installation/Operation Manual

PRE

L

IMINAR

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Color Temp: Select Color Temp from the Display Color menu to adjust the color

temperature. Color temperature establishes the “color of gray” by adjusting the 75%
white point to various color points.

What are “color points?” A “color point” is an x/y coordinate pair that defines a
color’s location on the standard CIE chromaticity graph, shown in Figure 4-7. (CIE
stands for “Commission Internationale de l’Éclairage” (International Commission on
Illumination), the organization responsible for color measurement and management
standards.)

Figure 4-7. CIE 1931 Chromaticity Diagram

Simple: Select Simple mode from the Color Temp menu (with the PlasmaWall, this

is the only choice) to choose one of three color temperature presets: 5500K, 6500K
or 7500K. The default setting, 6500K, is appropriate for most situations. Higher
settings produce a “bluer” picture; lower ones impart a reddish hue to the image.


Table 4-2 lists the x- and y-coordinates for each color temperature preset.

Table 4-2. Color Temperature Presets and Associated Color Points

Color Temperature Preset

Associated x/y Values

x

y

5500K

0.332

0.348

6500K

0.313

0.329

7500K

0.299

0.315

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

x

y

2000

2222

2500

2857

3333

4000

5000

5714

6667

8000

10000

D50

D65

D93

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