KR930001822Y1 - 액정표시소자의 패턴불량 검사장치 - Google Patents
액정표시소자의 패턴불량 검사장치 Download PDFInfo
- Publication number
- KR930001822Y1 KR930001822Y1 KR2019890016359U KR890016359U KR930001822Y1 KR 930001822 Y1 KR930001822 Y1 KR 930001822Y1 KR 2019890016359 U KR2019890016359 U KR 2019890016359U KR 890016359 U KR890016359 U KR 890016359U KR 930001822 Y1 KR930001822 Y1 KR 930001822Y1
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal display
- display device
- pattern defect
- defect inspection
- Prior art date
Links
- 238000007689 inspection Methods 0.000 title claims description 16
- 230000007547 defect Effects 0.000 title claims description 11
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005685 electric field effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N2021/9513—Liquid crystal panels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/69—Arrangements or methods for testing or calibrating a device
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (1)
- 모니터(1)과 전기적으로 연결된 CCD카메라(2)가 마이크로 프로세서(8)에 의해 구동제어되는 X-Y 구동테이블(5)에 수직 설치되고, 상기한 CCD카메라(2)의 아래쪽에, 흡착공(12)가 다수개 뚫려 있는 윗판(10a)를 갖는 흡착판(10)과 연통 설치됨을 특징으로 하는 액정 표시소자의 패턴 불량 검사장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890016359U KR930001822Y1 (ko) | 1989-11-06 | 1989-11-06 | 액정표시소자의 패턴불량 검사장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890016359U KR930001822Y1 (ko) | 1989-11-06 | 1989-11-06 | 액정표시소자의 패턴불량 검사장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910009546U KR910009546U (ko) | 1991-06-28 |
KR930001822Y1 true KR930001822Y1 (ko) | 1993-04-15 |
Family
ID=19291546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890016359U KR930001822Y1 (ko) | 1989-11-06 | 1989-11-06 | 액정표시소자의 패턴불량 검사장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR930001822Y1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020081769A (ko) * | 2001-04-19 | 2002-10-30 | 윤건구 | 출입문을 갖는 강아지집 |
-
1989
- 1989-11-06 KR KR2019890016359U patent/KR930001822Y1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020081769A (ko) * | 2001-04-19 | 2002-10-30 | 윤건구 | 출입문을 갖는 강아지집 |
Also Published As
Publication number | Publication date |
---|---|
KR910009546U (ko) | 1991-06-28 |
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