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LUXEON TX 3-step and 5-step MacAdam Ellipse Color
Definition
Tested at 700 mA DC and Junction Temperature = 85°C
Table 8. LUXEON TX Product Characteristics for 3-step MacAdam Ellipse
Nominal
ANSI CCT
Color Space
Center Point
(cx, cy)
2700K
Single 3-step MacAdam ellipse
(0.4578, 0.4101)
3000K
Single 3-step MacAdam ellipse
(0.4338, 0.4030)
3500K
Single 3-step MacAdam ellipse
(0.4073, 0.3917)
4000K
Single 3-step MacAdam ellipse
(0.3818, 0.3797)
5000K
Single 3-step MacAdam ellipse
(0.3447, 0.3553)
Table 9. LUXEON TX Product Characteristics for 5-step MacAdam Ellipse
Nominal
ANSI CCT
Color Space
Center Point
(cx, cy)
2700K
Single 5-step MacAdam ellipse
(0.4578, 0.4101)
3000K
Single 5-step MacAdam ellipse
(0.4338, 0.4030)
3500K
Single 5-step MacAdam ellipse
(0.4073, 0.3917)
4000K
Single 5-step MacAdam ellipse
(0.3818, 0.3797)
5000K
Single 5-step MacAdam ellipse
(0.3447, 0.3553)
5700K
Single 5-step MacAdam ellipse
(0.3287, 0.3417)
6500K
Single 5-step MacAdam ellipse
(0.3123, 0.3282)
Note for Tables 8 & 9:
1. Philips Lumileds maintains a tester tolerance of ± 0.005 on x, y color coordinates.
Major Axis,
a
0.00810
0.00834
0.00927
0.00939
0.00822
Major Axis,
a
0.01350
0.01390
0.01545
0.01565
0.01370
0.01243
0.01115
Minor Axis,
b
0.00420
0.00408
0.00414
0.00402
0.00354
Ellipse
Rotation Angle
53.7°
53.2°
54.0°
53.7°
59.6°
Minor Axis,
b
0.00700
0.00680
0.00690
0.00670
0.00590
0.00533
0.00475
Ellipse
Rotation Angle
53.7°
53.2°
54.0°
53.7°
59.6°
59.1°
58.6°
LUXEON TX Datasheet DS133 20140224 ©2014 Philips Lumileds Lighting Company.
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