KR100913484B1 - 암시야 검사장치 - Google Patents
암시야 검사장치 Download PDFInfo
- Publication number
- KR100913484B1 KR100913484B1 KR1020080014859A KR20080014859A KR100913484B1 KR 100913484 B1 KR100913484 B1 KR 100913484B1 KR 1020080014859 A KR1020080014859 A KR 1020080014859A KR 20080014859 A KR20080014859 A KR 20080014859A KR 100913484 B1 KR100913484 B1 KR 100913484B1
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- Prior art keywords
- light
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- inspected object
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- 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
- G01N21/956—Inspecting patterns on the surface of objects
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- 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
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- 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
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
-
- 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
- G01N21/8806—Specially adapted optical and illumination features
- G01N2021/8822—Dark field detection
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Microscoopes, Condenser (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
Description
Claims (7)
- 베이스 상의 피검사체 측으로 광을 조사하는 조명부;상기 피검사체에 의해 반사되어 입사되는 광 또는 상기 베이스를 투과하여 입사되는 광을 상기 피검사체 측으로 다시 반사하는 반사부;상기 피검사체에 의해 산란된 광을 수광하여 상기 피검사체를 촬상하는 촬상부; 및상기 반사부에 입사되는 방향에 대하여 상기 반사부의 전방에 배치되며, 상기 반사부에 입사되는 광 또는 상기 반사부로부터 출사되는 광을 집광하는 집광부;를 포함하며,상기 조명부로부터 조사된 광 중 일부는 상기 피검사체에 의해 산란되어 상기 촬상부에 입사되고, 상기 조명부로부터 조사된 광 중 다른 일부는 상기 반사부에 입사되며, 상기 반사부에 의해 상기 피검사체 측으로 다시 반사된 광은 상기 피검사체에 의해 산란되어 상기 촬상부에 입사되도록, 상기 조명부, 상기 반사부 및 상기 촬상부가 배치되는 것을 특징으로 하는 암시야 검사장치.
- 제1항에 있어서,상기 피검사체는 상기 베이스의 일면에 마련되고, 상기 조명부 및 상기 반사부는 상기 베이스의 일면으로부터 이격된 공간에 배치되어,상기 반사부에 입사되는 광은, 상기 피검사체에 의해 반사되는 광 또는 상기 베이스에 의해 반사되는 광을 포함하는 것을 특징으로 하는 암시야 검사장치.
- 제2항에 있어서,상기 조명부의 중심부와 상기 반사부의 중심부를 연결하는 광축이 상기 베이스와 실질적으로 평행하도록, 상기 조명부 및 상기 반사부가 배치되는 것을 특징으로 하는 암시야 검사장치.
- 제2항에 있어서,상기 반사부는,상기 피검사체 또는 상기 베이스에 의해 반사되어 입사되는 광을 반사시키는 제1반사미러와, 상기 제1반사미러에 의해 반사되어 입사되는 광을 상기 피검사체 측으로 다시 반사하는 제2반사미러를 포함하고,상기 피검사체 및 제1반사미러 간의 광경로와 상기 제2반사미러 및 피검사체 간의 광경로는 서로 일치하지 않는 것을 특징으로 하는 암시야 검사장치.
- 제1항에 있어서,상기 피검사체는 상기 베이스의 일면에 마련되고, 상기 조명부는 상기 베이스의 일면의 반대면인 타면으로부터 이격된 공간에 배치되고, 상기 반사부는 상기 베이스의 일면으로부터 이격된 공간에 배치되어,상기 반사부에 입사되는 광은, 상기 피검사체에 의해 반사되는 광 또는 상기 베이스를 투과하는 광을 포함하는 것을 특징으로 하는 암시야 검사장치.
- 제1항에 있어서,상기 조명부는 레이저 광원, 발광 다이오드(LED) 광원 및 할로겐 램프 중 어느 하나를 포함하는 것을 특징으로 하는 암시야 검사장치.
- 삭제
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080014859A KR100913484B1 (ko) | 2008-02-19 | 2008-02-19 | 암시야 검사장치 |
TW098101364A TWI390200B (zh) | 2008-02-19 | 2009-01-15 | 暗場檢測裝置 |
US12/673,525 US8223326B2 (en) | 2008-02-19 | 2009-01-16 | Dark-field examination device |
PCT/KR2009/000249 WO2009104871A2 (ko) | 2008-02-19 | 2009-01-16 | 암시야 검사장치 |
CN200980100216A CN101836153A (zh) | 2008-02-19 | 2009-01-16 | 暗场检测装置 |
JP2010522831A JP4956725B2 (ja) | 2008-02-19 | 2009-01-16 | 暗視野検査装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080014859A KR100913484B1 (ko) | 2008-02-19 | 2008-02-19 | 암시야 검사장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090089603A KR20090089603A (ko) | 2009-08-24 |
KR100913484B1 true KR100913484B1 (ko) | 2009-08-25 |
Family
ID=40986023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080014859A KR100913484B1 (ko) | 2008-02-19 | 2008-02-19 | 암시야 검사장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8223326B2 (ko) |
JP (1) | JP4956725B2 (ko) |
KR (1) | KR100913484B1 (ko) |
CN (1) | CN101836153A (ko) |
TW (1) | TWI390200B (ko) |
WO (1) | WO2009104871A2 (ko) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101685703B1 (ko) * | 2010-02-25 | 2016-12-12 | 가부시끼가이샤 야마나시 기쥬쯔 고오보오 | 이물질 검사 장치 및 검사 방법 |
JP5648185B2 (ja) * | 2010-09-27 | 2015-01-07 | Ncc株式会社 | パーティクル検出用光学装置およびパーティクル検出装置 |
JP2012073040A (ja) * | 2010-09-27 | 2012-04-12 | Nidec Sankyo Corp | パーティクル検出用光学装置およびパーティクル検出装置 |
JP2012163533A (ja) * | 2011-02-09 | 2012-08-30 | Fujifilm Corp | レンチキュラシートの欠陥検査装置及び方法 |
WO2012165419A1 (ja) * | 2011-05-30 | 2012-12-06 | ライオン株式会社 | 照明システム、検査システム及び制御システム |
JP5414743B2 (ja) * | 2011-06-07 | 2014-02-12 | スミックス株式会社 | マクロ検査装置 |
US20130245985A1 (en) * | 2012-03-14 | 2013-09-19 | Kla-Tencor Corporation | Calibration Of An Optical Metrology System For Critical Dimension Application Matching |
EP2847556A4 (en) | 2012-05-09 | 2016-01-27 | Seagate Technology Llc | MAPPING CHARACTERISTICS OF A SURFACE |
US9212900B2 (en) | 2012-08-11 | 2015-12-15 | Seagate Technology Llc | Surface features characterization |
US9297759B2 (en) | 2012-10-05 | 2016-03-29 | Seagate Technology Llc | Classification of surface features using fluorescence |
US9297751B2 (en) | 2012-10-05 | 2016-03-29 | Seagate Technology Llc | Chemical characterization of surface features |
US9377394B2 (en) | 2012-10-16 | 2016-06-28 | Seagate Technology Llc | Distinguishing foreign surface features from native surface features |
US9217714B2 (en) * | 2012-12-06 | 2015-12-22 | Seagate Technology Llc | Reflective surfaces for surface features of an article |
US9274064B2 (en) | 2013-05-30 | 2016-03-01 | Seagate Technology Llc | Surface feature manager |
US9513215B2 (en) | 2013-05-30 | 2016-12-06 | Seagate Technology Llc | Surface features by azimuthal angle |
US9201019B2 (en) | 2013-05-30 | 2015-12-01 | Seagate Technology Llc | Article edge inspection |
US9217715B2 (en) | 2013-05-30 | 2015-12-22 | Seagate Technology Llc | Apparatuses and methods for magnetic features of articles |
CN103353459A (zh) * | 2013-06-18 | 2013-10-16 | 深圳市华星光电技术有限公司 | 一种检测装置及检测方法 |
KR20160004099A (ko) * | 2014-07-02 | 2016-01-12 | 한화테크윈 주식회사 | 결함 검사 장치 |
CN105372256B (zh) * | 2014-08-20 | 2019-01-18 | 上海微电子装备(集团)股份有限公司 | 表面检测系统及方法 |
JP2016125968A (ja) * | 2015-01-07 | 2016-07-11 | 旭硝子株式会社 | 検査装置および検査方法 |
KR102374381B1 (ko) * | 2020-08-21 | 2022-03-14 | 최종명 | 실린더 라이트 교체가 용이한 솔더링 검사장치 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030081579A (ko) * | 2002-04-12 | 2003-10-22 | 주식회사 유브이티 | 피검사체의 표면 검사장치 |
KR20070084560A (ko) * | 2004-10-28 | 2007-08-24 | 코닝 인코포레이티드 | 유리 시트의 표면 및 바디 결함을 식별하기 위한 검사시스템 및 방법 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4207467A (en) * | 1978-09-05 | 1980-06-10 | Laser Precision Corp. | Film measuring apparatus and method |
US4863268A (en) * | 1984-02-14 | 1989-09-05 | Diffracto Ltd. | Diffractosight improvements |
US4748329A (en) * | 1987-02-17 | 1988-05-31 | Canadian Patents And Development Ltd. | Method for on-line thickness monitoring of a transparent film |
GB8729246D0 (en) * | 1987-12-15 | 1988-01-27 | Renishaw Plc | Opto-electronic scale-reading apparatus |
JP2586120B2 (ja) * | 1988-09-22 | 1997-02-26 | キヤノン株式会社 | エンコーダー |
DE4033013C2 (de) * | 1990-10-18 | 1994-11-17 | Heidenhain Gmbh Dr Johannes | Polarisationsoptische Anordnung |
JPH05281130A (ja) * | 1992-03-31 | 1993-10-29 | Mitsubishi Electric Corp | 異物検査装置 |
DE69421844T2 (de) * | 1993-04-23 | 2000-06-29 | Research Development Corp. Of Japan, Kawaguchi | Verfahren zur Kontrolle der Schichtdicke und/oder des Brechungsindexes |
JPH06341958A (ja) | 1993-05-31 | 1994-12-13 | Dainippon Screen Mfg Co Ltd | シャドウマスク検査方法及び装置 |
JPH07306150A (ja) * | 1994-05-10 | 1995-11-21 | Kobe Steel Ltd | 逆反射スクリーンによる表面検査装置 |
US6512631B2 (en) * | 1996-07-22 | 2003-01-28 | Kla-Tencor Corporation | Broad-band deep ultraviolet/vacuum ultraviolet catadioptric imaging system |
US6256097B1 (en) * | 1999-01-08 | 2001-07-03 | Rudolph Technologies, Inc. | Ellipsometer and ellipsometry method |
US6457801B1 (en) * | 2001-06-27 | 2002-10-01 | Lexmark International, Inc. | Method and apparatus for measuring ink dry time |
US7489399B1 (en) * | 2004-08-20 | 2009-02-10 | Kla-Tencor Corporation | Spectroscopic multi angle ellipsometry |
CN2812292Y (zh) | 2005-07-12 | 2006-08-30 | 中国科学院上海光学精密机械研究所 | 具有散射光强倍增系统的硅片表面缺陷检测仪 |
JP2008051666A (ja) | 2006-08-25 | 2008-03-06 | Hitachi High-Technologies Corp | 欠陥検査装置 |
JP2008107132A (ja) | 2006-10-24 | 2008-05-08 | Konica Minolta Holdings Inc | 異物検査方法、異物検査装置 |
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2008
- 2008-02-19 KR KR1020080014859A patent/KR100913484B1/ko active IP Right Grant
-
2009
- 2009-01-15 TW TW098101364A patent/TWI390200B/zh not_active IP Right Cessation
- 2009-01-16 US US12/673,525 patent/US8223326B2/en not_active Expired - Fee Related
- 2009-01-16 CN CN200980100216A patent/CN101836153A/zh active Pending
- 2009-01-16 WO PCT/KR2009/000249 patent/WO2009104871A2/ko active Application Filing
- 2009-01-16 JP JP2010522831A patent/JP4956725B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030081579A (ko) * | 2002-04-12 | 2003-10-22 | 주식회사 유브이티 | 피검사체의 표면 검사장치 |
KR20070084560A (ko) * | 2004-10-28 | 2007-08-24 | 코닝 인코포레이티드 | 유리 시트의 표면 및 바디 결함을 식별하기 위한 검사시스템 및 방법 |
Also Published As
Publication number | Publication date |
---|---|
JP2010537219A (ja) | 2010-12-02 |
US20110043794A1 (en) | 2011-02-24 |
US8223326B2 (en) | 2012-07-17 |
WO2009104871A3 (ko) | 2009-10-22 |
WO2009104871A2 (ko) | 2009-08-27 |
KR20090089603A (ko) | 2009-08-24 |
JP4956725B2 (ja) | 2012-06-20 |
CN101836153A (zh) | 2010-09-15 |
TWI390200B (zh) | 2013-03-21 |
TW200937007A (en) | 2009-09-01 |
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