NL6448BC33-70F NEC, NL6448BC33-70F Datasheet - Page 22

• Manufacturer Part Number: NL6448BC33-70F
• Description: Display Module
• Manufacturer: NEC

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Viewing angle
4.10 OPTICS
Luminance uniformity
Chromaticity
4.10.1 Optical characteristics
Response time
Contrast ratio
Color gamut
Luminance
Note1: These are initial characteristics.
Note2: Measurement conditions are as follows.
Note3: See "4.10.2 Definition of contrast ratio".
Note4: See "4.10.3 Definition of luminance uniformity".
Note5: These coordinates are found on CIE 1931 chromaticity diagram.
Note6: Product surface temperature: TopF= 32°C
Note7: See "4.10.4 Definition of response times".
Note8: See "4.10.5 Definition of viewing angles".
Parameter
LCD module
(Product)
White
Green
Down
Right
Ta=25 ° C, VCC=3.3V, IL= 50mA/One circuit, Display mode: VGA, Horizontal cycle =
1/31.468kHz, Vertical cycle = 1/59.94Hz, DPS= Low or Open: Normal scan
Optical characteristics are measured at luminance saturation 20minutes after the product
works, in the dark room. Also measurement methods are as follows.
Blue
Red
Left
Up
50cm
at center, against NTSC color space
θR= 0°, θL= 0°, θU= 0°, θD= 0°
θR= 0°, θL= 0°, θU= 0°, θD= 0°
θR= 0°, θL= 0°, θU= 0°, θD= 0°
θR= 0°, θL= 0°, θU= 0°, θD= 0°
1°
θU= 0°, θD= 0°, CR≥ 10
θU= 0°, θD= 0°, CR≥ 10
θR= 0°, θL= 0°, CR≥ 10
θR= 0°, θL= 0°, CR≥ 10
White/Black at center
White at center
White to Black
Black to White
x coordinate
y coordinate
x coordinate
y coordinate
x coordinate
y coordinate
x coordinate
y coordinate
Condition
Photodetector (BM-5A or SR-3)
White
DATA SHEET DOD-PP-0950 (1st edition)
Symbol
Toff
Ton
Wx
Wy
CR
LU
Rx
Ry
Gx
Gy
Bx
By
θR
θU
θD
θL
L
C
0.263
0.279
min.
560
500
35
70
70
70
70
-
-
-
-
-
-
-
-
-
LCD module
0.313
0.329
0.559
0.342
0.355
0.548
0.156
0.125
(Product)
1.25
typ.
900
900
40
15
80
80
80
80
3
0.363
0.379
max.
1.4
Photodetector (EZ Contrast)
21
6
-
-
-
-
-
-
-
-
-
-
-
-
-
NL6448BC33-70F
cd/m
Unit
ms
ms
%
°
°
°
°
-
-
-
-
-
-
-
-
-
-
2
Measuring
instrument
(Note1, Note2)
Contrast
BM-5A
BM-5A
BM-5A
BM-5A
SR-3
EZ
Remarks
Note3
Note4
Note5
Note6
Note7
Note8
-
22
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