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3. Optical Characteristics
The optical characteristics should be measured in a dark room or equivalent.
Measuring equipment :
Item
Contrast Ratio
(Center of screen)
Rising
Response
Falling
Time
G-to-G
Luminance of White
(Center of screen)
Red
Green
Color
Chromaticity
(CIE 1931)
Blue
White
Color Gamut
Color Temperature
Hor.
Viewing
Angle
Ver.
Brightness Uniformity
(9 Points)
Note (1) Test Equipment Setup
The measurement should be executed in a stable, windless and dark room between
40min and 60min after lighting the back light at the given temperature for stabilization
of the back light. This should be measured in the center of screen.
Single lamp current : 7.0mA(Hot)
Environment condition : Ta = 25 ± 2 °C
MODEL
LTI320W2-L14
TOPCON BM-7,SPECTRORADIOMETER SR-3
(Ta = 25 ± 2°C, VDD=5V, fv= 60Hz, f
Symbol
Condition
C/R
Tr
Tf
Tg
Normal
Y
L
θL,R=0
θU,D=0
Rx
Ry
Viewing
Gx
Angle
Gy
Bx
By
Wx
Wy
-
-
θ
L
θ
R
C/R≥10
θ
U
θ
D
B
uni
Doc. No
=75MHz, I
DCLK
Min.
Typ.
Max.
800
1200
-
8
-
6
-
8
400
450
0.641
0.331
0.279
0.594
TYP.
TYP.
-0.03
+0.03
0.144
0.064
0.280
0.290
-
72
-
10000
75
89
75
89
75
89
75
89
-
-
05-000-G-060331
= 7.0mArms(Hot) )
L
Unit
Note
(3)
-
SR-3
12
(5)
10
msec
BM-7
-
(6)
2
-
cd/m
SR-3
(7),(8)
SR-3
(7)
-
%
SR-3
(7)
-
K
SR-3
-
-
(8)
Degree
SR-3
-
-
(4)
25
%
SR-3
Page
7 / 28
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