JPS6312251B2 - - Google Patents
Info
- Publication number
- JPS6312251B2 JPS6312251B2 JP10935780A JP10935780A JPS6312251B2 JP S6312251 B2 JPS6312251 B2 JP S6312251B2 JP 10935780 A JP10935780 A JP 10935780A JP 10935780 A JP10935780 A JP 10935780A JP S6312251 B2 JPS6312251 B2 JP S6312251B2
- Authority
- JP
- Japan
- Prior art keywords
- polarizing plate
- detection sensor
- separator
- defect
- defect detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000007547 defect Effects 0.000 claims description 46
- 238000001514 detection method Methods 0.000 claims description 26
- 238000010030 laminating Methods 0.000 claims description 19
- 230000002950 deficient Effects 0.000 claims description 18
- 210000000078 claw Anatomy 0.000 claims description 15
- 239000012790 adhesive layer Substances 0.000 claims description 10
- 210000002858 crystal cell Anatomy 0.000 claims description 10
- 239000004973 liquid crystal related substance Substances 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 238000003475 lamination Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000003708 edge detection Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10935780A JPS5748643A (en) | 1980-08-08 | 1980-08-08 | Detector for defect of polarizing plate for automatic affixing device of self-adhesive polarizing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10935780A JPS5748643A (en) | 1980-08-08 | 1980-08-08 | Detector for defect of polarizing plate for automatic affixing device of self-adhesive polarizing plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5748643A JPS5748643A (en) | 1982-03-20 |
| JPS6312251B2 true JPS6312251B2 (enrdf_load_stackoverflow) | 1988-03-18 |
Family
ID=14508169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10935780A Granted JPS5748643A (en) | 1980-08-08 | 1980-08-08 | Detector for defect of polarizing plate for automatic affixing device of self-adhesive polarizing plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5748643A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6156820B2 (ja) * | 2013-08-22 | 2017-07-05 | 住友化学株式会社 | 欠陥検査装置、光学部材の製造システム及び光学表示デバイスの生産システム |
-
1980
- 1980-08-08 JP JP10935780A patent/JPS5748643A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5748643A (en) | 1982-03-20 |
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