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Note 1: Definition of white uniformity:
White uniformity is calculated with the following formula.
Luminance are measured at the following thirteen points (1~13).
δW =
Maximum Brightness of thirteen points
Minimum Brightness of thirteen points
Note 2: Measurement method
The LCD module should be stabilized at given temperature for 30 minutes to avoid abrupt
temperature change during measuring. In order to stabilize the luminance, the measurement
should be executed after lighting Backlight for 30 minutes in a stable, windless and dark room.
Photodetector
(BM-5A, BM-7 or equivalent)
Field=2°
LCD Panel
50 cm
TFT-LCD Module
Center of the screen
(C) Copyright AU Optroncis, Inc.
2004 All Right Reserved.
No Reproduction and Redistribution Allowed.
G121SN01 V.0 ver.1
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