Cosmetic Defects; Figure 22. Diameter Calculation - Planar LC640.480.21-065 Operation Manual

Cosmetic Defects

Table 24. Cosmetic Defects.
Item
Polarizer scratch
Polarizer bubbles, wrinkles,
or dent
Other objects or dust
between polarizer and glass
* The distance between each defect is larger than 6.5 mm.

Figure 22. Diameter Calculation.

32 LC640.480.21-065 Operations Manual (OM610-00)
Measurement Criteria
Remarkable scratches
Average diameter
Width 0.05 mm
0.05 mm Width 0.1 mm
0.1 mm < Width
Average diameter
D 0.5 mm
–
L < 0.7 mm
0.7 mm L 1.0 mm
1.0 mm < L
–
D 0.2 mm
0.2 mm < D < 0.3 mm*
0.3 mm D 0.5 mm*
0.5 mm < D
Quantity
0 points
3 points
All allowed
All allowed
5 points
0 point
0 point
All allowed
11 points
4 points
0 points