No cross line defect.
8.3
Picture stability during warm up
During 10 - 30 minutes warm up time from cold condition of the monitor
at ambient temperature (25°C
±
5°C) the decrease of brightness must be less than 6 Fl.
8.4
Scratches
No scratches and foreign particles visible.
8.5
Viewing angle
Typical(10:1)
Horizental (Right + Left)
160°
Vertical (Up + Down)
160°
8.6
Jitter
No jitter visible in each condition. In case of problem a limit sample has to be defined.
8.7
Missing Pixels / missing subpixel
BRIGHT DOT DEFECTS
2 adjacent lit sub-pixels
3 adjacent lit sub-pixels (one white pixel)
Distance between two bright dots
Bright dot defects within 20 mm circle
Total bright dot defects of all type
BLACK DOT DEFECTS
1 dark sub-pixel
2 adjacent dark sub-pixels
3 adjacent dark sub-pixels (one white pixel)
Distance between two black dots
Black dot defects within 20 mm circle*
Total black dot defects of all type
TOTAL DOT DEFECTS
ACCEPTABLE LEVEL
MODEL
220CW8
Total bright or black dot defects of all type
5
8.8
Newton Ring
No Newton Rings visible.
8.9 Luminance Output
8.9.1
Luminance Output
77
220CW8 LCD