OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

Issue A 11/08

Page 4 of 6

OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006

Phone: (972) 323-2200 or (800) 341-4747 FAX: (972) 323-2396 visibleLED@optekinc.com www.optekinc.com

Total Lum inous Flux vs IF

0

50

100

150

200

250

300

350

400

0

200

400 600 800 1000 1200 1400

IF (m A)

blue

green

amber

red

w hite

IF vs VF

0

200

400

600

800

1000

1200

1400

1600

0

3

5

8

10 13 15

18 20

VF (V)

blue

green

amber

red

w hite

Dom inant Wavelength vs IF

450

470

490

510

530

550

570

590

610

630

650

0

200

400

600

800

IF (m A)

blue

green

amber

red

IF vs White CCT

5000

5500

6000

6500

7000

7500

0

200

400

600

800

IF (m A)

#1

#2

Relative Spectral Responses

0

0.005

0.01

0.015

0.02

0.025

0.03

0.035

400

500

600

700

800

Wavelengths (nm )

red

green

amber

blue

Daylight White Spectral Response

0

0.001

0.002

0.003

0.004

0.005

0.006

0.007

400

450

500

550

600

650

700

750

800

wa v e l e n g t h ( n m )

Optimal IV COS Star

OV4Zxxxx Series