TW200506353A - Method and apparatus for detecting faults in transparent material - Google Patents

Method and apparatus for detecting faults in transparent material

Info

Publication number
TW200506353A
TW200506353A TW093107076A TW93107076A TW200506353A TW 200506353 A TW200506353 A TW 200506353A TW 093107076 A TW093107076 A TW 093107076A TW 93107076 A TW93107076 A TW 93107076A TW 200506353 A TW200506353 A TW 200506353A
Authority
TW
Taiwan
Prior art keywords
partial volume
radiation source
light
detecting faults
source
Prior art date
Application number
TW093107076A
Other languages
English (en)
Other versions
TWI339264B (en
Inventor
Klaus Gerstner
Clemens Ottermann
Thomas Zimmermann
Josef Droste
Original Assignee
Schott Glas
Lasor Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schott Glas, Lasor Ag filed Critical Schott Glas
Publication of TW200506353A publication Critical patent/TW200506353A/zh
Application granted granted Critical
Publication of TWI339264B publication Critical patent/TWI339264B/zh

Links

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
    • 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
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/1765—Method using an image detector and processing of image signal
    • G01N2021/177—Detector of the video camera type
    • G01N2021/1772—Array detector
    • 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
    • G01N2021/8845—Multiple wavelengths of illumination or 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
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod
    • G01N2021/8962—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod for detecting separately opaque flaws and refracting flaws

Landscapes

  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Treatment Of Fiber Materials (AREA)
TW093107076A 2003-04-04 2004-03-17 Method and apparatus for detecting faults in transparent material TWI339264B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10316707A DE10316707B4 (de) 2003-04-04 2003-04-04 Verfahren und Vorrichtung zur Erkennung von Fehlern in transparentem Material

Publications (2)

Publication Number Publication Date
TW200506353A true TW200506353A (en) 2005-02-16
TWI339264B TWI339264B (en) 2011-03-21

Family

ID=33016269

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093107076A TWI339264B (en) 2003-04-04 2004-03-17 Method and apparatus for detecting faults in transparent material

Country Status (9)

Country Link
US (1) US7292332B2 (zh)
EP (2) EP2278304A1 (zh)
JP (2) JP2004309481A (zh)
KR (1) KR101136804B1 (zh)
CN (1) CN100504364C (zh)
AT (1) ATE542128T1 (zh)
DE (1) DE10316707B4 (zh)
ES (1) ES2379257T3 (zh)
TW (1) TWI339264B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI412736B (zh) * 2009-12-04 2013-10-21 Delta Electronics Inc 基板內部缺陷檢查裝置及方法

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1706730A1 (en) * 2003-12-30 2006-10-04 Agency for Science, Technology and Research Method and apparatus for detection of inclusions in glass
DE102005044206B4 (de) * 2005-09-15 2014-05-28 Krones Aktiengesellschaft Verfahren zur Qualitätskontrolle von Kunststoffbehältern
US7567344B2 (en) * 2006-05-12 2009-07-28 Corning Incorporated Apparatus and method for characterizing defects in a transparent substrate
US7369240B1 (en) 2006-07-20 2008-05-06 Litesentry Corporation Apparatus and methods for real-time adaptive inspection for glass production
US7880156B2 (en) * 2006-12-27 2011-02-01 Honeywell International Inc. System and method for z-structure measurements using simultaneous multi-band tomography
DE102007003023B4 (de) * 2007-01-20 2009-05-07 Sick Ag Optoelektronischer Sensor und Verfahren zum Lichtdurchlässigkeitstest der Schutzscheibe durch Totalreflexion
US7551274B1 (en) 2007-02-28 2009-06-23 Lite Sentry Corporation Defect detection lighting system and methods for large glass sheets
US20100195096A1 (en) * 2009-02-04 2010-08-05 Applied Materials, Inc. High efficiency multi wavelength line light source
EP2253948B1 (de) * 2009-05-22 2013-01-09 Dr. Schenk GmbH Industriemesstechnik Vorrichtung und Verfahren zum optischen Untersuchen eines Gegenstandes
NL2004949A (en) * 2009-08-21 2011-02-22 Asml Netherlands Bv Inspection method and apparatus.
DE102009050711A1 (de) * 2009-10-26 2011-05-05 Schott Ag Verfahren und Vorrichtung zur Detektion von Rissen in Halbleitersubstraten
US8618929B2 (en) 2011-05-09 2013-12-31 Honeywell International Inc. Wireless conveyor belt condition monitoring system and related apparatus and method
DE102011109793B4 (de) * 2011-08-08 2014-12-04 Grenzbach Maschinenbau Gmbh Verfahren und Vorrichtung zur sicheren Detektion von Materialfehlern in transparenten Werkstoffen
DE202011104160U1 (de) 2011-08-08 2011-12-21 Grenzbach Maschinenbau Gmbh Vorrichtung zur sicheren Detektion von Materialfehlern in transparenten Werkstoffen
DE102011113670A1 (de) 2011-09-20 2013-03-21 Schott Ag Beleuchtungsvorrichtung, Inspektionsvorrichtung und Inspektionsverfahren für die optische Prüfung eines Objekts
TWI607212B (zh) * 2013-01-16 2017-12-01 住友化學股份有限公司 Image generation device, defect inspection device, and defect inspection method
CN103592311B (zh) * 2013-11-26 2016-09-07 英利集团有限公司 用于探测硅块内部缺陷的红外探测装置及探测方法
CN103926257A (zh) * 2014-04-25 2014-07-16 桂林电子科技大学 一种基于太赫兹时域光谱仪的镜片缺陷的检测方法
KR102200691B1 (ko) * 2014-06-02 2021-01-13 삼성디스플레이 주식회사 검사장치
DE102014008596B4 (de) * 2014-06-10 2016-01-28 Grenzebach Maschinenbau Gmbh Vorrichtung und Verfahren zur schnellen und sicheren Messung von Verzerrungsfehlern in einem produzierten Floatglas - Band
EP3420535B1 (en) 2016-02-26 2022-09-07 University Of Southern California Optimized volumetric imaging with selective volume illumination and light field detection
KR102499831B1 (ko) * 2016-05-23 2023-02-14 코닝 인코포레이티드 글라스 시트의 무중력 형상 예측 방법 및 무중력 형상 기반 글라스 시트 품질 관리 방법
CN105866137B (zh) * 2016-06-15 2018-11-30 秦皇岛可视自动化设备有限公司 一种压延钢化玻璃边缘缺陷在线检测装置及方法
US10289930B2 (en) * 2017-02-09 2019-05-14 Glasstech, Inc. System and associated for online measurement of the optical characteristics of a glass sheet
WO2019041087A1 (zh) * 2017-08-28 2019-03-07 深圳市兴华炜科技有限公司 透明物体的测试方法及相关产品
DE102017008406B4 (de) * 2017-09-07 2023-07-20 Heuft Systemtechnik Gmbh Inspektionsvorrichtung und ein Verfahren mit Farbbeleuchtung
CN111712473B (zh) * 2018-03-07 2022-02-25 佳殿玻璃有限公司 基于波长分析检测浮法玻璃中的夹杂物方法和系统
CN108613872B (zh) * 2018-06-13 2019-03-12 山东科技大学 透明类岩石试件裂隙扩展监测系统及方法
CN108918554A (zh) * 2018-07-25 2018-11-30 哈工大机器人（合肥）国际创新研究院 基于光纤原理透明异形件缺陷检测方法和设备
US10481097B1 (en) 2018-10-01 2019-11-19 Guardian Glass, LLC Method and system for detecting inclusions in float glass based on spectral reflectance analysis
CN109444166B (zh) * 2018-12-04 2021-07-23 电子科技大学 一种大口径光学元件表面吸收型缺陷分布快速成像的方法
IT201900005568A1 (it) * 2019-04-10 2020-10-10 Deltamax Automazione S R L Metodo per l’identificazione di difetti di lastre trasparenti e relativo sistema
JP2022003325A (ja) * 2020-06-23 2022-01-11 株式会社小糸製作所 表面検査装置および表面検査システム
CN112683912A (zh) * 2020-11-27 2021-04-20 成都数之联科技有限公司 一种布面缺陷视觉检测方法及其装置
US11867630B1 (en) 2022-08-09 2024-01-09 Glasstech, Inc. Fixture and method for optical alignment in a system for measuring a surface in contoured glass sheets

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2500630A1 (fr) * 1981-02-25 1982-08-27 Leser Jacques Procede pour la recherche des defauts des feuilles de verre et dispositif mettant en oeuvre ce procede
US4401893A (en) * 1981-07-29 1983-08-30 Intec Corporation Method and apparatus for optically inspecting a moving web of glass
DE3418283A1 (de) * 1984-05-17 1985-12-12 Schott Glaswerke, 6500 Mainz Verfahren zum nachweis von fehlstellen in transparenten materialien
US4808813A (en) * 1986-05-05 1989-02-28 Hughes Aircraft Company Self contained surface contamination sensor for detecting external particulates and surface discontinuities
JPS63165738A (ja) * 1986-12-27 1988-07-09 Dainippon Printing Co Ltd 透明基板用欠陥検査装置
JPH06294749A (ja) * 1993-04-09 1994-10-21 Nippon Electric Glass Co Ltd 板ガラスの欠点検査方法
JP3436326B2 (ja) * 1995-01-31 2003-08-11 旭硝子株式会社 透明板状体の欠点検査方法及び装置
JP3036733B2 (ja) * 1995-03-24 2000-04-24 富士写真フイルム株式会社 透明体の欠陥検出装置
US5790247A (en) * 1995-10-06 1998-08-04 Photon Dynamics, Inc. Technique for determining defect positions in three dimensions in a transparent structure
DE19643017C1 (de) * 1996-10-18 1998-04-23 Innomess Ges Fuer Messtechnik Verfahren für die Ermittlung von optischen Fehlern in großflächigen Scheiben
JPH10185829A (ja) * 1996-12-20 1998-07-14 Matsushita Electric Ind Co Ltd 透明平面体表面の欠陥検査方法及びその装置
JP3847898B2 (ja) 1997-06-09 2006-11-22 株式会社東芝 放射性廃棄物の固化処理装置
NL1006378C2 (nl) * 1997-06-23 1998-12-24 Tno Werkwijze en inrichting voor het inspecteren van een voorwerp met betrekking tot verstoringen.
JP3422935B2 (ja) 1997-07-17 2003-07-07 Ｈｏｙａ株式会社 透光性物質の不均一性検査方法及びその装置並びに透明基板の選別方法
DE19813073A1 (de) * 1998-03-25 1999-09-30 Laser Sorter Gmbh Verfahren und Vorrichtung zur Bestimmung der optischen Qualität und zur Detektion von Fehlern von Flachglas und anderen optisch transparenten Materialien, insbesondere von Drips, Fäden und Linien
DE19813072A1 (de) * 1998-03-25 1999-09-30 Laser Sorter Gmbh Verfahren und Vorrichtung zur Bestimmung der optischen Qualität und zur Detektion von Fehlern von Flachglas und anderen optisch transparenten Materialien
JPH11352019A (ja) * 1998-06-05 1999-12-24 Sony Corp 光透過型反射防止用光学機能フィルムの表面反射率測定方法とその装置、および、光透過型反射防止用光学機能フィルムの製造方法
JP3673649B2 (ja) * 1998-08-27 2005-07-20 Ｈｏｙａ株式会社 透光性物質の不均一性検査方法及びその検査装置
CA2252308C (en) * 1998-10-30 2005-01-04 Image Processing Systems, Inc. Glass inspection system
JP2000346802A (ja) * 1999-03-26 2000-12-15 Sony Corp 素子内部検査装置および方法
DE20121763U1 (de) * 2001-01-20 2003-04-30 Visotec Gmbh Vorrichtung zur Überprüfung von scheibenförmigen Werkstücken auf Oberflächen- oder Einschlußfehler
JP4132046B2 (ja) * 2001-07-05 2008-08-13 日本板硝子株式会社 シート状透明体の欠点を検査する装置
DE10221945C1 (de) 2002-05-13 2003-07-31 Schott Glas Verfahren und Vorrichtung zur Ermittlung von Fehlstellen in einem kontinuierlich fortbewegten Band aus transparentem Material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI412736B (zh) * 2009-12-04 2013-10-21 Delta Electronics Inc 基板內部缺陷檢查裝置及方法

Also Published As

Publication number Publication date
EP1477793B1 (de) 2012-01-18
EP2278304A1 (de) 2011-01-26
ES2379257T3 (es) 2012-04-24
EP1477793A2 (de) 2004-11-17
DE10316707A1 (de) 2004-11-04
CN1536350A (zh) 2004-10-13
JP2004309481A (ja) 2004-11-04
EP1477793A3 (de) 2004-11-24
ATE542128T1 (de) 2012-02-15
JP2012037538A (ja) 2012-02-23
US7292332B2 (en) 2007-11-06
TWI339264B (en) 2011-03-21
US20040207839A1 (en) 2004-10-21
DE10316707B4 (de) 2006-04-27
KR20040086764A (ko) 2004-10-12
KR101136804B1 (ko) 2012-04-19
CN100504364C (zh) 2009-06-24

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