Apple AppleVision 1710AV - Manual (Page 61)

You can create a custom white point using either CIE standard.
1 Open the AppleVision Setup control panel and click the Color button.
The Color window appears.
2 Click the Create Custom White Point button.
A dialog box appears.
3 Select either the xy (1931 CIE) button or the u'v' (1976 CIE) button.
If you select the xy (1931 CIE) button, a representation of the 1931 CIE color
space appears in the dialog box.
48 Chapter 4
Drag crosshairs to create
a custom white point.
Enter values to create
a custom white point.
1931 CIE color space
Click to create
a white point using
1931 CIE standards.
Click to create a white point
using 1976 CIE standards.