Acer S191HQL Service Manual page 5

3
Optical Characteristics:
Optical Characteristics(For LCD BM185WH2-T2BB)
Parameter
Contrast Ratio
Surface Luminance, white
Luminance Variation
Rise Time
Response Time
Decay Time
RED
GREEN
Color Coordinates
[CIE1931]
BLUE
WHITE
Viewing Angle (CR>5)
x axis, right(=0°)
x axis, left (=180°)
y axis, up (=90°)
y axis,
(=270°)
Viewing Angle (CR>10)
x axis, right(=0°)
x axis, left (=180°)
y axis, up (=90°)
y axis, down (=270°) d
Crosstalk
Values
Symbol
Min
CR 400
L 160
WH

9P 75
WHITE
Tr ‐
R
Tr ‐
D
Rx
Ry
Gx
Gy
Typ
‐0.03
Bx
By
Wx
Wy
r
45
l
45
u
20
down
d
40
r
40
l
40
u
10
30
Typ Max
600 ‐
200 ‐
‐ ‐
1.1 2.6
3.9 7.4
0.627
0.347
0.339
0.621
Typ
+0.03
0.154
0.050
0.313
0.329
50
50
25
45
45
45
15
35
1.5
Units Notes
1
(PR‐880)
2
2
cd/m
(PR‐880)
3
%
(PR‐880)
ms
4
(RD80S)
ms
(PR‐650)
Degree
5
(PR‐880)
Degree
6
%
(PR880)