Datasheet

9
7. Optical Characteristics
Note：The parameter is slightly changed by temperature, driving voltage and materiel
Note 1: The data are measured after LEDs are turned on for 5 minutes. LCM displays full white.
The brightness is the average value of 9 measured spots. Measurement equipment PR-
705 (Φ8mm)
Measuring condition:
-
Measuring surroundings: Dark room.
-
Measuring temperature: Ta=25℃.
-
Adjust operating voltage to get optimum contrast at the center of the display.
Measured value at the center point of LCD panel after more than 5 minutes while
backlight turning on.
Item Symbol
Condition
Min. Typ. Max. Unit Note
Brightness Bp
θ=0°
F=0°
450 500 - Cd/m
2
1
Uniformity ⊿Bp 70 80 - % 1,2
Viewing
Angle
3:00
Cr≥10
- 65 -
Deg 3
6:00 - 55 -
9:00 - 65 -
12:00 - 45 -
Contrast
Ratio
Cr
θ=0°
F=0°
200 250 - 4
Response
Time
T
r
- 16 - ms
5
T
f
- 12 - ms
Color of
CIE
Coordinate
W
x
θ=0°
F=0°
0.23 0.28 0.33 -
1,6
y 0.28 0.33 0.38 -
R
x 0.46- 0.51 0.56 -
y 0.29 0.34 0.39 -
G
x 0.26 0.31 0.36 -
y 0.51 0.56 0.61 -
B
x 0.10 0.15 0.20 -
y 0.09 0.14 0.19 -
NTSC
Ratio
S 45 60 - %
A-TOPS ELECTRONICS COMPANY