Copyright © 2006-2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree,

the Cree logo and XLamp are registered trademarks of Cree, Inc.



CLD-AP07.003

Cree, Inc.

4600 Silicon Drive

Durham, NC 27703

USA Tel: +1.919.313.5300

www.cree.com/xlamp

Performance Groups – Chromaticity (continued)

White Color Region Coordinates - 2600K – 3500K

Region

x

y

Region

x

y

Region

x

y

SA

.402

.382

SD

.444

.399

SG

.438

.412

.416

.389

.461

.404

.429

.394

.409

.370

.450

.385

.444

.399

.395

.364

.435

.380

.453

.416

SB

.409

.370

SE

.409

.399

SH

.444

.399

.416

.389

.402

.382

.461

.404

.429

.394

.416

.389

.470

.420

.420

.375

.424

.406

.453

.416

SC

.429

.394

SF

.424

.406

.444

.399

.416

.389

.435

.380

.429

.394

.420

.375

.438

.412

Cree’s Standard Chromaticity Regions Plotted on the 93 CIE Curve

0.27

0.28

0.29

0.30

0.31

0.32

0.33

0.34

0.35

0.36

0.37

0.38

0.39

0.40

0.41

0.42

0.43

0.44

0.26 0.27 0.28 0.29 0.30 0.31 0.32 0.33 0.34 0.35 0.36 0.37 0.38 0.39 0.40 0.41 0.42 0.43 0.44 0.45 0.46 0.47 0.48

CCx

BBL

WA

WB

WC

WD

WJ

TA

WE

WF

WG

WH

10000K

8000K

6667K

5714K

5000K

4444K

3636K

3333K

2857K

2677K

3077K

TD

SA

SB

SC

SD

TH

SE

SF

SG

SH

TE

TF

TG

TC

TB

4000K