Advantech IDK-121R-42XGA1, User Manual, Page: 36 / 41

IDK-1112R User Manual 30
A.1 Optical Characteristics
The optical characteristics are measured under stable conditions at 25°C (Room
Temperature):
Note1 Measurement Method Equipment Pattern Generator, Power Supply, Digital
Voltmeter, Luminance meter (SR_3 or equivalent) Aperture
Test Point Center
Environment < 1 lux
Item Conditions Min. Typ. Max. Unit Note
White
Luminance IF= 80mA/1 LED
Line (center point) 375 500 - [cd/m2] Note 1
Uniformity 5 Points 75 - - % Note 2,
3
Contrast Ratio 500 700 - Note 4
Response Time Rising - 25 35 [msec] Note 5
Falling - 10 20 [msec]
R Falling - 35 55 [msec]
Viewing Angle Horizontal (Right)
CR

10 Left)
70 80 - [degree] Note 6
70 80 - [degree]
Vertical (Upper)
CR

10 (Lower)
70 80 - [degree]
70 80 - [degree]
Color / Chromaticity
Coordinates
(CIE 1931) Red x 0.592 0.642 0.692 1
Red y 0.292 0.342 0.392
Green x 0.276 0.326 0.376
Green y 0.565 0.615 0.665
Blue x 0.098 0.148 0.198
Blue y 0.006 0.056 0.106
White x 0.260 0.310 0.360
White y 0.280 0.330 0.380
Color Gamut 70 - %