Note (1) Test Equipment Setup

After stabilizing and leaving the panel alone at a given temperature for 30 min , the

measurement should be executed.

Measurement should be executed in a stable, windless,

and dark room. 30 min after lighting the back-light. This should be measured in the center

of screen.

Environment condition : Ta

= 25 ± 2 °C

Back-Light On condition

The center of the screen

Photodetector

Photodetector

Field

BM-5A

1°

BM-7

1°

PR-650

1°

LCD Panel

TFT - LCD Module

BM-5A

: 40㎝

BM-7

: 50㎝

PR-650: 50㎝

Field

Back-Light Off condition

Photodetector

Photodetector

Field

LCD-5000

1°

LCD Panel

TFT - LCD Module

The center of the screen

LCD-5000 : 50㎝

Optical Measuring Equipment Setup

30°

Light source : Halogan lamp or D65

Incident light

Reflected light