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SPECIFICATION
Liquid Crystal Display LC104S1-A1
W : Width
L : Length
D : Average diameter
n : Number of Defects
Items
Dent
Circular
0.2
=
D
=
0.5, n
=
4 , 0.5
=
D
=
1.0, n
=
1
0.01
=
W
=
0.1, 0.3
=
L
=
3.5 , n
=
4
Scratches
Linear
Criteria
Note)
a
b
D =
a+b
2
a. Average Diameter
b. Linear : a
>
2b , Circular : a
=
2b
10.3. Polarizer Defects
c. Extraneous substances which can be wiped out, like Finger Print, Particles, are not
considered as a defect.
d. Defects which is on the Black Matrix (outside of Active Area) are not considered as a defect.
10.4 Foreign Material
W : Width
L : Length
D : Average diameter
n : Number of Foreign Material
N : Number of Pixels on which
Foreign Material resides
Note)
a
b
a. Average Diameter
b. Linear : a
>
2b , Circular : a
=
2b
c. In case of Linear Foreign Material, both length( L) and number of pixels (N) are used as
criteria for the sake of inspection convenience.
10.5. Line Defect
All kinds of line defects such as vertical, horizontal or cross are not allowed.
10.6. Bezel Appearance
Scratches, minor bents, stains, particles on the Bezel frame are not considered as a defect.
10.7. Others
Issues which is not defined in this criteria shall be discussed with both parties, Customer and Supplier,
for better solution.
Items
(Bright) 0.1
=
D
=
0.4, n
=
4
Foreign
Material
Circular
Linear
Criteria
0.01
=
W
=
0.1 , 0.3
=
L
=
3.5 , N
=
7, n
=
4
(Gray) 0.1
=
D
=
0.8, n
=
4
D =
a+b
2
Alpha Point Ltd.
Vernissakatu 8A
01300 Vantaa, Finland
http://www.alpha.fi
Tel.: +
358-9-34 64 34 1
Fax: +
358-9-34 64 34 2