B121EW09-V0 AUO, B121EW09-V0 Datasheet - Page 8

• Manufacturer Part Number: B121EW09-V0
• Description: LCD Module
• Manufacturer: AUO

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.
Note 5： Definition of Average Luminance of White (Y
Note 6： Definition of contrast ratio:
Note 7： Definition of Cross Talk (CT)
Where
document version 0.3 .
The LCD module should be stabilized at given temperature for 30 minutes to avoid abrupt temperature change
Measure the luminance of gray level 63 at 5 points，Y
L (x) is corresponding to the luminance of the point X at Figure in Note (1).
CT = | Y
Y
A
= Luminance of measured location without gray level 0 pattern (cd/m
Contrast ratio (CR)=
B
Contrast ratio is calculated with the following formula.
– Y
A
| / Y
A
× 100 (%)
LCD Panel
Product Specification
AU OPTRONICS CORPORATION
Brightness on the 展 hite” state
Brightness on the 釘 lack” state
Field=2°
Center of the screen
L
):
L
= [L (1)+ L (2)+ L (3)+ L (4)+ L (5)] / 5
Photo detector
50 cm
2
)
TFT-LCD
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