Acer AL1931 - Page 6

5
• Sub Pixel Pitch 0.098mm(W) x 0.294mm(H)
• Pixel Pitch 0.294 (RGB) mm(W) x 0.294mm(H)
• Display Color 16.7M(8 bite color)
• Lamp Voltage 750 Vrms (typ)
• Lamp Current 7 mArms ( typ)
• Weight 2500g ( MAX)
• Optical Specifications
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(4).
Measuring equipment : TOPCON BM-5A, BM-7, PHOTO RESEARCH
PR650
(Inverter Freq. : 54kHz) *Ta =25 ± 2°C, VDD=5V, fv=60 Hz, fDCLK=54 MHz, IL= 6.5mArms
Specification
Item Symbol Condition
Min. Typ. Max.
Unit Remark
Rising TR 15/50 30/100 ms
Response time
Falling T
F
θ = 25/0˚
10/50 25/100 ms
Note 1,3
Contrast Ratio CR
θ = 0˚
400 600 - Note 1,2,4
Brightness (center of
screen)
Y
L
θ = 0˚
250 300 - nit Note 5
White Uniformity
δ w
70% - Note 6
Wx 0.283
0.313
0.343
White Chromaticity
Wy 0.309
0.329
0.349
Rx
0.648
Red Chromaticity
Ry
0.346
Gx
0.292
Green Chromaticity
Gy
0.602
Bx
0.150
Blue Chromaticity
By
θ = 0˚
0.130
Note 1, 4
Up ΘU CR≥10 85 _ - Deg. Note 1,4
Vertical
Viewing Angle
Down Θ
D CR≥10 85 - - Deg. Note 1,4
Left ΘL CR≥10 85 - - Deg. Note 1,4
Horizontal
Viewing Angle
Right Θ
R CR≥10 85 - - Deg. Note 1,4
Crosstalk (in 75Hz) - % Note 8