Acer AL1931 Manual page 9

*For Edge shadow will follow limit sample to check.
Note 1) Definition of Viewing Angle: Viewing angle range (10≤CR)
Note 2) Definition of Contrast Ratio (CR): Ratio of gray max(Gmax),gray min(Gmin)
at the center point of panel.
CR=
Note 3) Definition of Response time: Sum of T
Note 4) After stabilizing and leaving the panel alone at a given temperature for 30
min, the measurement should be executed .Measurement should be
executed n a stable, windless ,and dark room.30 min after lighting the back-
light. This should be measured in the center of screen. Dual lamp
Luminance with all pixels white (Gmax)

Luminance with all pixels black (Gmin)
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, T
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