Optical Characteristics - Akai LCT3785TAJ Service Manual

8.OPTICAL CHARACTERISTICS

ITEM
Contrast (CEN)
Central
luminance
5P
Luminance
Luminance
(AVG)
Uniformity
Response Time
( White – Black )
Response Time
(Gray to gray )
Image sticking
Horizontal
View angle
Vertical
Crosstalk Ratio
Red
Green
Color
Chromaticity
Blue
White
Color Temperature
Color Gamut
Contrast, Luminance, Color Chromaticity, Color Temperature and Crosstalk Ratio are
measured by using: BM-5A (TOPCON) [ under the dark room condition (no ambient light)].
Response Time is measured by using: Westar TRD-100
View angle and Response Time
SYMBOL
CONDITION
θ = ψ﹦0°
CR
Point-5
θ = ψ﹦0°
Lwc
θ = ψ﹦0°
Lw9
θ = ψ﹦0°
Lw
△
θ = ψ﹦0°
tr
θ = ψ﹦0°
tf
trg, tfg
2 h
tis
24 h
ψ
CR ≧ 10
Point-5
θ
θ = ψ﹦0°
CMR
Rx
Ry
Gx
Gy
θ = ψ﹦0°
Bx
Point-5
By
Wx
Wy
Tc
CG
(Gray to gray)
95／126
MIN. TYP. MAX.
800 1000
450 550
-- 500
75 --
-- 10
5
-- 8
-- --
-- -- < 16
-80~80 -85~85
-80~80 -85~85
-- --
TBD TBD TBD
TBD TBD TBD
TBD TBD TBD
TBD TBD TBD
-- 9300
-- 75
are measured by using: EZ contrast XL-88
Ta = 25°C, VCC=12V
UNIT
REMARKS
-- -- *1)*2)*3)
2
-- cd/m
2
-- cd/m *2)*3)
-- % *2)*3)
20 ms *3)*4)
10 ms *3)*4)
10 ms *5)
5 sec *6)
sec *6)
-- ° *2)*3)
-- ° *2)*3)
1 % *3)*7)
*2)*3)
--
-- K *3)
-- % *8)