mermaid
ventura 213/240 - Users manual Version 3.0
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Page 18 of 18
Appendix F: Optical Characteristics – ventura 213 T
The following items are measured under stable conditions. The optical characteristics should be measured in a dark room
or equivalent state with the methods shown in Note (1).
* Measuring equipment:
TOPCON BM-5A, BM-7
PHOTO RESEARCH PR650
* Ta = 25
±
2
0
C,
Vco = 5.0V,
fdclk=97.5MHz, IL = 6.5 mArms
Item Symbol
Condition
Min.
Typ
Max
Unit
Contrast Ratio
(Center of screen)
CR (400)
-
-
Rising T
R
- (20) -
Response
Time at Ta
Falling T
F
- (15) -
msec
Luminance of White
(Center of Screen)
Y
L
-
250
-
cd/m
2
R
X
-
(TBD)
-
Red
R
Y
-
(TBD)
-
G
X
-
(TBD)
-
Green
G
Y
-
(TBD)
-
B
X
-
(TBD)
-
Blue
B
Y
-
(TBD)
-
W
X
-
(0.310)
-
Color
Chromaticity
(CIE)
White
W
Y
φ
=0,
θ
=0
Normal
Viewing
Angle
- (0.330) -
θ
L
- 80 -
Hor.
θ
R
- 80 -
φ
H
- 80 -
Viewing
Angle
Ver.
θ
L
CR
≥
10
- 80 -
Degrees
Содержание ventura 213
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