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7. Optical specification
Table 7-1
Optical specification
Item
Viewing angle
range
CR≧2
Contrast ratio
Reflectivity ratio
Transmissivity ratio
Response
time
Panel
Chromaticity
[Note 7-1] Defintion of Viewing Angle
Δθ11
6 o'clock direction
[Note 7-2] Defintion of Contrast Ratio
The contrast ratio is defined as the following.
Contrast ratio(CR) ＝
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Symbol
Θ21
Horizontal
Θ22
Θ11
Vertical
Θ12
CR
R
T
tr
Rise
rf
Fall
x
White
y
Normal line
Δθ12
Figure 7-1 Defintion of Viewing Angle
Reflection intensity in white display
Reflection intensity in black display
SPEC No.
MODEL No.
LD-29608A
Min.
Typ.
40
60
40
60
40
60
40
60
12
20
11
14.5
－
0.45
－
10
－
20
0.257
0.307
0.280
0.330
6 o'clock direction
LS013B7DH01
VDD=VDDA=5V,Ta=25℃
Max.
unit
－
°(degree)
－
－
°(degree)
－
－
－
%
－
%
－
ms
－
ms
－
－
0.357
－
0.380
Normal line
Δθ22
PAGE
30
Remark
[Note 7-1]
[Note 7-2]
[Note 7-3]
[Note 7-3]
[Note 7-3]
[Note 7-4]
[Note 7-3]
Δθ21
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