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2BM-7
1SR-3
Field Photo detector
Photo detector
LCD Panel
TFT - LCD Module
The center of the screen
SR-3 : 50
BM-7 : 50
Field
Note (2) Definition of test point
Active Area
Test Point
Note (3) Definition of Contrast Ratio (C/R)
: Ratio of gray max (Gmax) & gray min (Gmin) at the center point of the panel
CR
G
G
/
max
min
=
Gmax : Luminance with all pixels white
Gmin : Luminance with all pixels black
228 683 1138
640
384
128