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 ACCEPTABLE LEVEL
MODEL
220CW8
1 lit sub-pixel 3
2 adjacent lit sub-pixels 1
3 adjacent lit sub-pixels (one white pixel) 0
Distance between two bright dots 15mm
Bright dot defects within 20 mm circle 0
Total bright dot defects of all type 3
BLACK DOT DEFECTS ACCEPTABLE LEVEL
MODEL
220CW8
1 dark sub-pixel 5
2 adjacent dark sub-pixels 2
3 adjacent dark sub-pixels (one white pixel) 1
Distance between two black dots 15mm
Black dot defects within 20 mm circle* 1
Total black dot defects of all type 5
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
http://www.wjel.net
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