1.3.1 Optical Specifications
The relative measurement methods of optical characteristics are shown in 4.2. The
following items should be measured under the test conditions described in 4.1 and
stable environment shown in Note (4).
Item Symbol Condition Min. Typ. Max. Unit Note
Contrast Ratio CR 250
350
- - (2), (4)
T
R
-
4
10 ms
LC Response Time
T
F
-
10
25 ms
(3)
Luminance of center point L
θ
x
=0°, θ
Y
=0°
Viewing
Normal
Angle
250 350 -
cd/
m
2
(2), (4)
Luminance(Angular dependent) L
R
- 1.3 1.7 - (2), (5)
Contrast (Angular-dependent) Cm 0.5 0.9 - - (2), (6)
Brightness Uniformity Uni. - 1.1 1.3 - (2), (4)
Rx 0.604 0.634 0.664 -
Red
Ry 0.330 0.360 0.390 -
Gx 0.251 0.281 0.311 -
Green
Gy 0.572 0.602 0.632 -
Bx 0.112 0.142 0.172 -
Blue
By 0.037 0.067 0.097 -
Wx 0.283 0.313 0.343 -
Color
Chromaticity
White
Wy
0.299 0.329 0.359 -
(2)
θ
x
+
70 80 -
Horizontal
θ
x
-
70 80 -
θ
Y
+
50 60 -
Viewing
Angle
Vertical
θ
Y
-
CR≥10
50 60 -
Deg. (1),(4)
9
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