LQ043T1DG02 Datasheet, PDF (16/25 Pages) Sharp Electrionic Components – AVC Liquid Crystal Displays Group

9. Optical Characteristics
LCY-W-06901 Page 13 of 21
Module characteristics
Parameter
Symbol Condition
Viewing Horizontal θ21,θ22
angle
range
θ11
Vertical
θ12
CR>10
Contrast ratio
Optimum
CR
viewing angle
Response Rise
τr
Time Decay τd
θ=0°
Chromaticity of
x
White
y
θ=0°
Luminance of white XL1
θ=0°
Uniformity
U
θ=0°
Min.
-
-
-
100
-
-
0.27
0.29
450
70
Ta = 25°C, VCC = +3.3V, AVDD = 5.0V
Typ.
Max.
Unit Remark
60
-
Deg.
40
-
Deg. ^{【Note1,4】}
60
-
Deg.
300
-
-
【Note2,4】
30
30
0.32
0.34
600
80
45
45
0.37
0.39
-
-
ms
ms
-
-
cd/m²
%
【Note3,4】
【Note4】
I_LED=20mA
【Note4】
【Note5】
※ The optical characteristics measurements are operated under a stable luminescence(ILED=20mA)
and a dark condition. (Refer to following figure)
Photodetector(BM-5A:TOPCON)
Field=2°
400mm
Center
Measuring method (c) for optical characteristics
LCD module