Acer Aspire One N57DQBB Generic User Manual page 1686

40
Design viewing distance
Design inclination angle
Design azimuth angle
Viewing direction range class
Screen tilt angle
Design screen illuminance
简
体
Reflection class of LCD panel
中
(positive and negative polarity)
文
Image polarity
Reference white:
Pre-setting of luminance and
color temperature @ 6500K
(tested under BM7)
Pixel fault class
Downloaded from LpManual.com Manuals
LCD panel ergonomic specifications
500 mm
0.0°
90.0°
Class IV
85.0°
Illuminance level:
•
α
[250 + (250cos )] lx where
Color: Source D65
•
Ordinary LCD: Class I
•
Protective or Acer LCD: Class III
•
Both
Yn
•
u'n
•
v'n
•
Class II
α
= 85°