LM190E05-SL01 LG, LM190E05-SL01 Datasheet - Page 21

• Manufacturer Part Number: LM190E05-SL01
• Description: TFt LCD
• Manufacturer: LG

Ver 0.0
8. Effective viewing angle is the angle at which the gamma shift of gray scale is lower than 0.3.
7. Viewing angle(general) is the angle at which the contrast ratio is greater than 10.
9. Grayscale Specification
The GAMMA we calculate from the log-log representation (Fig. 2)
Here the Parameter a and ? relate the signal level V to the luminance L.
Gray Level
127
159
191
223
255
31
63
95
L
0
aV
r
L
b
Product Specification
Jan. 19, 2005
Relative Luminance [%] (Typ.)
log(
L
1.41
5.59
14.2
24.7
38.4
55.3
78.9
100
0.3
L
b
)
r
log(
V
)
Liquid Crystal Display
log(
a
)
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