DE69523667T2 - Verfahren zur Messung der optischen Güte einer Glasscheibe - Google Patents

Verfahren zur Messung der optischen Güte einer Glasscheibe

Info

Publication number
DE69523667T2
DE69523667T2 DE69523667T DE69523667T DE69523667T2 DE 69523667 T2 DE69523667 T2 DE 69523667T2 DE 69523667 T DE69523667 T DE 69523667T DE 69523667 T DE69523667 T DE 69523667T DE 69523667 T2 DE69523667 T2 DE 69523667T2
Authority
DE
Germany
Prior art keywords
measuring
glass sheet
optical quality
optical
quality
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 - Fee Related
Application number
DE69523667T
Other languages
English (en)
Other versions
DE69523667D1 (de
Inventor
Paul-Henri Guering
Patrick Gayout
Jean-Michel Florentin
Michel Pichon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Saint Gobain Glass France SAS
Compagnie de Saint Gobain SA
Original Assignee
Saint Gobain Glass France SAS
Compagnie de Saint Gobain SA
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 Glass France SAS, Compagnie de Saint Gobain SA filed Critical Saint Gobain Glass France SAS
Application granted granted Critical
Publication of DE69523667D1 publication Critical patent/DE69523667D1/de
Publication of DE69523667T2 publication Critical patent/DE69523667T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01N21/95—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
    • G01N2021/9586—Windscreens

Landscapes

  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
DE69523667T 1994-06-02 1995-05-19 Verfahren zur Messung der optischen Güte einer Glasscheibe Expired - Fee Related DE69523667T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9406774A FR2720831B3 (fr) 1994-06-02 1994-06-02 Procédé de mesure de la qualité optique d'un vitrage.

Publications (2)

Publication Number Publication Date
DE69523667D1 DE69523667D1 (de) 2001-12-13
DE69523667T2 true DE69523667T2 (de) 2002-08-01

Family

ID=9463824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523667T Expired - Fee Related DE69523667T2 (de) 1994-06-02 1995-05-19 Verfahren zur Messung der optischen Güte einer Glasscheibe

Country Status (7)

Country Link
US (1) US5694479A (de)
EP (1) EP0685733B1 (de)
JP (1) JPH07333162A (de)
DE (1) DE69523667T2 (de)
ES (1) ES2165409T3 (de)
FR (1) FR2720831B3 (de)
PT (1) PT685733E (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009041544A1 (de) * 2009-09-15 2011-03-24 GFE Gesellschaft für Fertigungstechnik u. Entwicklung Schmalkalden e.V. Einrichtung zum Prüfen und Bewerten von Scheibenwischerblättern

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6208412B1 (en) 1999-06-14 2001-03-27 Visteon Global Technologies, Inc. Method and apparatus for determining optical quality
US6100990A (en) * 1999-06-14 2000-08-08 Ford Motor Company Method and apparatus for determining reflective optical quality using gray-scale patterns
DE10111450B4 (de) * 2001-03-09 2005-02-10 Schott Ag Verfahren und Vorrichtung zur Bewertung von Schlieren
US6520049B2 (en) 2001-04-27 2003-02-18 Hallmark Cards Incorporated Method of digitizing emboss dies and the like
US7289655B2 (en) * 2001-08-29 2007-10-30 Seiko Epson Corporation Device for inspecting illumination optical device and method for inspecting illumination optical device
US6909502B2 (en) * 2001-12-27 2005-06-21 General Electric Method and apparatus for measuring ripple and distortion in a transparent material
US20050075038A1 (en) * 2003-02-12 2005-04-07 Kyne Sean P. Packaging for toy and lithophane combinations
GB0306259D0 (en) * 2003-03-19 2003-04-23 Pilkington Plc Method to determine the optical quality of a glazing
GB0307345D0 (en) * 2003-03-29 2003-05-07 Pilkington Plc Glazing inspection
US20050105789A1 (en) * 2003-11-17 2005-05-19 Isaacs Hugh S. Method and apparatus for detecting, monitoring, and quantifying changes in a visual image over time
US7339664B2 (en) * 2004-09-29 2008-03-04 General Electric Company System and method for inspecting a light-management film and method of making the light-management film
US7496241B1 (en) * 2005-09-08 2009-02-24 Goodrich Corporation Precision optical systems with performance characterization and uses thereof
US8122878B1 (en) * 2006-10-20 2012-02-28 Energy Innovations, Inc. Solar concentrator with camera alignment and tracking
US7899236B2 (en) * 2006-11-09 2011-03-01 The Boeing Company Evaluation of optical distortion in a transparency
EP1980843A1 (de) 2007-04-13 2008-10-15 Essilor International (Compagnie Generale D'optique) Verfahren und Vorrichtung zur Schadensdetektion bei optischen Komponenten
GB0914651D0 (en) * 2009-08-21 2009-09-30 Pilkington Automotive D Gmbh Heatable glazing inspection
CN102338752B (zh) * 2010-07-27 2013-04-17 深圳奔迅汽车玻璃有限公司 汽车夹层玻璃检验系统
JP5891773B2 (ja) * 2011-01-06 2016-03-23 岩崎電気株式会社 照射装置
US9488597B2 (en) * 2011-11-30 2016-11-08 Corning Incorporated Apparatus and methods for determining surface compliance for a glass surface
CN103743761B (zh) * 2013-12-31 2017-06-23 江苏大学附属医院 一种镜片水印疵病图像检测装置
CN104533222A (zh) * 2014-11-11 2015-04-22 无锡悟莘科技有限公司 一种车窗智能防夹控制系统
CN104574338B (zh) * 2015-01-26 2017-04-26 西安交通大学 基于多角度线阵ccd传感器的遥感图像超分辨率重建方法
CN105973847B (zh) * 2016-06-24 2019-03-01 广州新晖汽车零部件有限公司 一种汽车灯导光条检测装置
TWI766041B (zh) * 2017-06-14 2022-06-01 美商康寧公司 控制壓實的方法
GB201912136D0 (en) 2019-08-23 2019-10-09 Pilkington Group Ltd Method for making a laminated glazing
CN111762181B (zh) * 2019-11-06 2021-06-04 嵊州市万智网络科技有限公司 汽车事故编号映射系统以及方法
EP4092409A1 (de) 2021-05-20 2022-11-23 Saint-Gobain Glass France Verfahren zur erkennung von optischen defekten in einer windschutzscheibe

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4454541A (en) * 1982-06-14 1984-06-12 Rca Corporation Charge coupled device based blemish detection system and method
JPS60119404A (ja) * 1983-12-01 1985-06-26 Nippon Sheet Glass Co Ltd 板ガラスの歪検査装置
GB8424074D0 (en) * 1984-09-24 1984-10-31 British Aerospace Testing light transmitting articles
US4605960A (en) * 1984-10-22 1986-08-12 Rca Corporation Method for avoiding identifying perimeter variations as blemishes in a CCD image
GB2207237A (en) * 1987-07-22 1989-01-25 Philips Nv A method of inspecting apertured mask sheet
DE3816392A1 (de) 1988-05-13 1989-11-23 Ver Glaswerke Gmbh Verfahren zur bestimmung der optischen qualitaet von flachglas oder flachglasprodukten
FR2663744B1 (fr) 1990-06-25 1993-05-28 Saint Gobain Vitrage Int Procede et dispositif de mesure de la qualite optique d'un vitrage.
US5088270A (en) 1990-12-31 1992-02-18 Mima Incorporated Film-tail heat sealing system
FR2688310A1 (fr) * 1992-03-03 1993-09-10 Saint Gobain Vitrage Int Procede et dispositif de controle de la transparence d'un vitrage feuillete.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009041544A1 (de) * 2009-09-15 2011-03-24 GFE Gesellschaft für Fertigungstechnik u. Entwicklung Schmalkalden e.V. Einrichtung zum Prüfen und Bewerten von Scheibenwischerblättern

Also Published As

Publication number Publication date
PT685733E (pt) 2002-04-29
FR2720831B3 (fr) 1996-07-12
DE69523667D1 (de) 2001-12-13
JPH07333162A (ja) 1995-12-22
EP0685733B1 (de) 2001-11-07
ES2165409T3 (es) 2002-03-16
US5694479A (en) 1997-12-02
EP0685733A1 (de) 1995-12-06
FR2720831A1 (fr) 1995-12-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: GROSSE, BOCKHORNI, SCHUMACHER, 81476 MUENCHEN

8339 Ceased/non-payment of the annual fee