Color Bin Definitions
Figure 8. 3-, 5- and 7-step MacAdam ellipse illustration for Table 6.
Table 6. 3-, 5- and 7-step MacAdam ellipse color bin definitions for LUXEON MX, Tj=85°Cꢀ
CENTER POINT [1]
(cx, cy)
MAJOR AXIS,
a
MINOR AXIS,
b
ELLIPSE ROTATION
NOMINAL CCT
COLOR SPACE
ANGLE, θ
4000K
5000K
4000K
5000K
5700K
6500K
Single 3-step MacAdam ellipse
Single 3-step MacAdam ellipse
Single 5-step MacAdam ellipse
Single 5-step MacAdam ellipse
Single 5-step MacAdam ellipse
Single 5-step MacAdam ellipse
Single 7-step MacAdam ellipse
0.3818, 0.3797
0.3447, 0.3553
0.3818, 0.3797
0.3447, 0.3553
0.3287, 0.3417
0.3123, 0.3282
0.3123, 0.3282
0.00939
0.00822
0.01565
0.01370
0.01243
0.01115
0.01561
0.00402
0.00354
0.00670
0.00590
0.00533
0.00475
0.00665
53.72°
59.62°
53.72°
59.62°
59.09°
58.57°
58.57°
6500K
Notes for Table 6:
1. Lumileds maintains a tolerance of ±0.005 on x and y coordinates in the CIE 1931 color space.
Correlated Color Temperature Bins
Table 7. Correlated color temperature bin definitions for LUXEON MX.
BIN
CCT
1
2
3
5
6500K
5700K
5000K
4000K
DS179 LUXEON MX Product Datasheet 2017314 ©2017 Lumileds Holding B.V. All rights reserved.
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