Acer AL1714 AL1714 Service Guide - 8ms - Page 9

1.3.1 Optical Specifications The relative measurement methods of optical characteristics are shown in 4.2. The following items should be measured under the test conditions described in 4.1 and stable environment shown in Note (4). Item Symbol Condition Min. Typ. Max. Unit Contrast Ratio CR 250 350 - - LC Response Time Luminance of center point TR θx=0°, θY =0° - 2 TF Viewing Normal Angle - 6 L 250 370 10 ms 25 ms - cd/m2 Luminance (Angular dependent) LR Contrast (Angular-dependent) Cm - 1.3 1.7 - 0.5 0.9 - - Brightness Uniformity Uni. - 1.1 1.3 - Red Rx Ry 0.604 0.634 0.664 0.330 0.360 0.390 - Color Green Gx Gy 0.251 0.281 0.311 0.572 0.602 0.632 - Chromaticity Blue Bx By 0.112 0.142 0.172 0.037 0.067 0.097 - White Wx Wy 0.283 0.313 0.343 0.299 0.329 0.359 - Horizontal θx+ Viewing Angle θx- Vertical θY+ θY- CR≥10 70 80 70 80 50 60 50 60 - - Deg. - - Note (2), (4) (3) (2), (4) (2), (5) (2), (6) (2), (4) (2) (1),(4) 9