DS244 LUXEON MultiColor Module 2.5W Product Datasheet 20210428 ©2021 Lumileds Holding B.V. All rights reserved.

12

Color Bin Definitions

Table 6. 3- and 5-step MacAdam ellipse color bin definitions for LUXEON MultiColor Module 2.5W.

nomInal CCt

Color sPaCE

(cx, cy)

maJor aXIs,

a

mInor aXIs,

b

EllIPsE rotatIon

anGlE, θ

2200K

Single 3-step MacAdam ellipse

(0.5018, 0.4153)

0.00860

0.00400

49.27°

Single 5-step MacAdam ellipse

0.01440

0.00630

2700K

Single 3-step MacAdam ellipse

(0.4578, 0.4101)

0.00810

0.00420

53.70°

Single 5-step MacAdam ellipse

0.01350

0.00700

3000K

Single 3-step MacAdam ellipse

(0.4338, 0.4030)

0.00834

0.00408

53.22°

Single 5-step MacAdam ellipse

0.01390

0.00680

4000K

Single 3-step MacAdam ellipse

(0.3818, 0.3797)

0.00939

0.00402

53.72°

Single 5-step MacAdam ellipse

0.01565

0.00670

5000K

Single 3-step MacAdam ellipse

(0.3447, 0.3553)

0.00822

0.00354

59.62°

Single 5-step MacAdam ellipse

0.01370

0.00590

6500K

Single 3-step MacAdam ellipse

(0.3123, 0.3282)

0.00669

0.00285

58.57°

Single 5-step MacAdam ellipse

0.01115

0.00475

Notes for Table 6:

1. Lumileds maintains a tolerance of ±0.005 on x and y coordinates in the CIE 1931 color space.

Table 7. MacAdam ellipse color bin definitions for LUXEON MultiColor Module 2.5W.

BIn

sdCm

43

3-step McAdam ellipse

44

5-step McAdam ellipse

Figure 7 . 3- and 5-step MacAdam ellipse illustration for Table 6 .