Apple AppleVision monitors (OS 7.1) - Manual (Page 28)

2 In the White Point pop-up menu, choose the setting you want to use.
The standard, predefined white points are:
m D50: A standard for graphic arts work.
m 6500 + 8MPCD: Equivalent to the midday sun. (MPCD stands for
Minimum Perceptible Color Difference.)
m 9300 + 8MPCD: A standard white point used by most Macintosh
computer monitors and high-definition television (HDTV).
If you’ve created a custom setting, it also appears in the menu.
3 Click the Recalibrate button to change the monitor’s current setting.
Creating a custom white point
To define a new white point, follow these steps:
1 Open the Monitors & Sound control panel, then click the Color button.
2 Open the White Point pop-up menu and choose Custom.
The Custom White Point dialog box appears.
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