IN2014CN04838A - - Google Patents

Info

Publication number
IN2014CN04838A
IN2014CN04838A IN4838CHN2014A IN2014CN04838A IN 2014CN04838 A IN2014CN04838 A IN 2014CN04838A IN 4838CHN2014 A IN4838CHN2014 A IN 4838CHN2014A IN 2014CN04838 A IN2014CN04838 A IN 2014CN04838A
Authority
IN
India
Prior art keywords
substrate
lighting
pixels
acquiring
control
Prior art date
Application number
Other languages
English (en)
Inventor
Michel Pichon
Franc Davenne
Arnaud Cereyron
Original Assignee
Saint Gobain
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 Saint Gobain filed Critical Saint Gobain
Publication of IN2014CN04838A publication Critical patent/IN2014CN04838A/en

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
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means

Landscapes

  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
IN4838CHN2014 2011-12-02 2012-11-28 IN2014CN04838A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1161114A FR2983583B1 (fr) 2011-12-02 2011-12-02 Dispositif d'analyse des defauts d'aspect d'un substrat transparent
PCT/FR2012/052740 WO2013098497A1 (fr) 2011-12-02 2012-11-28 Dispositif d'analyse des défauts d'aspect d'un substrat transparent

Publications (1)

Publication Number Publication Date
IN2014CN04838A true IN2014CN04838A (enrdf_load_stackoverflow) 2015-09-18

Family

ID=47436085

Family Applications (1)

Application Number Title Priority Date Filing Date
IN4838CHN2014 IN2014CN04838A (enrdf_load_stackoverflow) 2011-12-02 2012-11-28

Country Status (10)

Country Link
US (1) US20140368634A1 (enrdf_load_stackoverflow)
EP (1) EP2786129A1 (enrdf_load_stackoverflow)
KR (1) KR20140096158A (enrdf_load_stackoverflow)
CN (1) CN104067110B (enrdf_load_stackoverflow)
CA (1) CA2859598A1 (enrdf_load_stackoverflow)
DE (1) DE202012013683U1 (enrdf_load_stackoverflow)
EA (1) EA201491082A8 (enrdf_load_stackoverflow)
FR (1) FR2983583B1 (enrdf_load_stackoverflow)
IN (1) IN2014CN04838A (enrdf_load_stackoverflow)
WO (1) WO2013098497A1 (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2532056B (en) * 2014-11-07 2019-04-24 Shelton Machines Ltd Apparatus and method for inspecting contact lenses
JP6677260B2 (ja) * 2015-12-16 2020-04-08 株式会社リコー 検査システム及び検査方法
DE102016100437B4 (de) 2016-01-12 2018-08-02 Stephan Krebs Vorrichtung zur Druckbildkontrolle
US11169095B2 (en) * 2016-05-30 2021-11-09 Bobst Mex Sa Surface inspection system and method using multiple light sources and a camera offset therefrom
CN108072659B (zh) * 2016-11-11 2022-05-31 三星显示有限公司 多光学视觉设备
JP6801156B2 (ja) * 2017-01-31 2020-12-16 オムロン株式会社 シート検査装置
US10289930B2 (en) * 2017-02-09 2019-05-14 Glasstech, Inc. System and associated for online measurement of the optical characteristics of a glass sheet
JP7229657B2 (ja) * 2017-08-22 2023-02-28 王子ホールディングス株式会社 積層シートの欠陥検査装置及びシート製品の製造方法
CN109142378A (zh) * 2018-09-17 2019-01-04 凌云光技术集团有限责任公司 一种显示材料外观缺陷检测装置
JP2020085587A (ja) * 2018-11-21 2020-06-04 日本電気硝子株式会社 ガラス板の製造方法、及びガラス板の製造装置
WO2021240279A1 (en) * 2020-05-29 2021-12-02 Conceria Pasubio S.P.A. Method and apparatus for identifying possible surface defects of a leather hide
KR102782267B1 (ko) 2020-10-15 2025-03-14 어플라이드 머티어리얼스, 인코포레이티드 광학 디바이스들을 위한 인라인 계측 시스템들, 장치, 및 방법들
DE102022133889A1 (de) * 2022-12-19 2024-06-20 Isra Vision Gmbh Verfahren zur optischen Inspektion eines Objekts und entsprechende Inspektionseinrichtung
CN117805124B (zh) * 2024-03-01 2024-06-18 杭州乔戈里科技有限公司 用于获取深沟球轴承内圈沟道图像的装置及获取图像方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19643017C1 (de) * 1996-10-18 1998-04-23 Innomess Ges Fuer Messtechnik Verfahren für die Ermittlung von optischen Fehlern in großflächigen Scheiben
DE19733431A1 (de) * 1997-03-13 1998-09-17 Tema Teubner & Mandewirth Gmbh Anordnung von Fehlerüberwachung
DE10102557B4 (de) * 2001-01-20 2005-11-17 Visotec Gmbh Verfahren und Vorrichtung zur Überprüfung von scheibenförmigen Werkstücken auf Oberflächen-oder Einschlußfehler
GB2438693B (en) * 2005-03-30 2009-07-08 Micron Technology Inc High density row ram for column parallel CMOS image sensors
DE102005050882B4 (de) 2005-10-21 2008-04-30 Isra Vision Systems Ag System und Verfahren zur optischen Inspektion von Glasscheiben
US7567344B2 (en) * 2006-05-12 2009-07-28 Corning Incorporated Apparatus and method for characterizing defects in a transparent substrate
FR2936605B1 (fr) * 2008-10-01 2014-10-31 Saint Gobain Dispositif d'analyse de la surface d'un substrat
CN101887030A (zh) 2009-05-15 2010-11-17 圣戈本玻璃法国公司 用于检测透明基板表面和/或其内部的缺陷的方法及系统
EP2253948B1 (de) * 2009-05-22 2013-01-09 Dr. Schenk GmbH Industriemesstechnik Vorrichtung und Verfahren zum optischen Untersuchen eines Gegenstandes
FR2958404B1 (fr) * 2010-04-01 2012-04-27 Saint Gobain Procede et dispositif d'analyse de la qualite optique d'un substrat transparent
DE102010021853B4 (de) * 2010-05-28 2012-04-26 Isra Vision Ag Einrichtung und Verfahren zur optischen Überprüfung eines Gegenstands
US8761486B2 (en) * 2011-02-22 2014-06-24 Bio-Rad Laboratories, Inc. Line scan cytometry systems and methods

Also Published As

Publication number Publication date
US20140368634A1 (en) 2014-12-18
WO2013098497A1 (fr) 2013-07-04
EA201491082A8 (ru) 2015-09-30
CN104067110A (zh) 2014-09-24
EA201491082A1 (ru) 2015-04-30
EP2786129A1 (fr) 2014-10-08
KR20140096158A (ko) 2014-08-04
DE202012013683U1 (de) 2019-07-11
CA2859598A1 (fr) 2013-07-04
FR2983583A1 (fr) 2013-06-07
CN104067110B (zh) 2018-05-08
FR2983583B1 (fr) 2013-11-15

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