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3.3 LCD visual inspection
[unit : mm]
Item
Dot
(Bright & Dark)
Mura(Note 4)
Line defect
* D : Diameter, W : Width, L : Length, N : Count
Note (1) Two dot adjacent
Note (4) The inspection method of ND filter – holding ND filter in front of the panel around
1cm
and examine the panel from 35±5cm in the front view for 3 seconds.
3.4 Touch glass & LCD Panel visual inspection
Item
Circular defect
Liner defect
(Scratch,Foreign
object)
*out-of-box cosmetic criteria within the viewing area while the touch sensor is on the
display and while running the "Colors" program
* Inspection method
- Position front of touch screen 50cm form your eye.
- Inspection for 15seconds.
- Use one of the following patterns to aid eye.
IDS31-190-P35DVA1E
Model :
Standard
Random
2 adjacent
3 adjacent or more
Total
Judged by 2% ND filter in gray pattern
Not allowed
Defect size
D<2.0
D≥2.0
W<0.5, L<15
W≥0.5, L≥15
Rev. No : Ver. 0.90
Preliminary
Inspection equipment
N≤ 8
N≤ 4 (Note 1)
* PC for inspection
* Pattern generator
N≤ 2
* Lupe : ×10
N≤ 12
* N-test program
* ND Filter
Q'ty
Inspection equipment
Ignore
0
* Visual
Ignore
* Lupe ; ×10
0
Date :21/APR/2015
[unit ; mm]
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of 21
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