Acer 7220 Laptop User Manual


 
97
English
English
LCD panel ergonomic specifications
Design viewing distance 500 mm
Design inclination angle 0.0°
Design azimuth angle 90.0°
Viewing direction range class Class IV
Screen tilt angle 85.0°
Design screen illuminance Illuminance level:
[250 + (250cos
α)] lx where α = 85°
Color: Source D65
Reflection class of LCD panel
(positive and negative polarity)
Ordinary LCD: Class I
Protective or Acer CrystalBrite
LCD:
Class III
Image polarity Both
Reference white:
Pre-setting of luminance and
color temperature @ 6500K
(tested under BM7)
Yn
u'n
v'n
Pixel fault class Class II