SPEC No.

LCY-12T09302A

MODEL No.

LS013B4DN01

PAGE

18

7．Optical characteristics

Table 7-1

Ta=25℃

Item

Symbol

MIN.

TYP.

MAX.

unit

Remark

H

θ21,θ22

TBD

°(degree)

θ11

TBD

°(degree)

Viewing angle

CR≧5

V

θ12

TBD

°(degree)

[Remark7-1]

Contrast ratio

CR.

5

10

[Remark7-2､3]

Reflecivity ratio

R

50

%

[remark7-3]

Rise

τr

50

ms

Response time

Fall

τd

50

ms

[Remark 7-3,4]

x

0.313

[Remark7-3]

Panel

Chromaticity

White

y

0.338

[Remark7-3] Optical characteristics measurement equipment.

Figure 7-2 is for contrast ratio, reflectivity ratio, and panel chromaticity measurement, and figure 7-3 is for response time

measurement. Both are to be conducted in a dark or room equipment to a dark room

Fig7-2 Contrast ratio, Reflection ratio, Panel chromaticity of white

Fig7-3 response time

Display center

LCD panel

Normal line

Light receiver

Light source

-30°

Display center

Measurement equipment (LCD-5200)

Measurement equipment (CM-2002)

Normal line

Light receiver

Light source

LCD panel

Integrating

sphere