Lcd Panel Ergonomic Specifications - Acer Extensa 7620 Série Manuel D'utilisation

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LCD panel ergonomic specifications

Design viewing distance
Design inclination angle
Design azimuth angle
Viewing direction range class
Screen tilt angle
Design screen illuminance
Reflection class of LCD panel
(positive and negative polarity)
Image polarity
Reference white:
Pre-setting of luminance and
color temperature @ 6500K
(tested under BM7)
Pixel fault class
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 CrystalBrite
Class III
Both
Yn
u'n
v'n
Class II
79
α
= 85°
LCD:

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Aspire 7220 serie

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