BE798636A - METHOD FOR OPTICAL INSPECTION OF FLEET GLASS - Google Patents

METHOD FOR OPTICAL INSPECTION OF FLEET GLASS

Info

Publication number
BE798636A
BE798636A BE130352A BE130352A BE798636A BE 798636 A BE798636 A BE 798636A BE 130352 A BE130352 A BE 130352A BE 130352 A BE130352 A BE 130352A BE 798636 A BE798636 A BE 798636A
Authority
BE
Belgium
Prior art keywords
optical inspection
fleet glass
fleet
glass
inspection
Prior art date
Application number
BE130352A
Other languages
French (fr)
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 BE798636A publication Critical patent/BE798636A/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
    • G01N21/89—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
    • G01N21/84—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
    • G01N2021/8967—Discriminating defects on opposite sides or at different depths of sheet or rod

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
BE130352A 1972-04-24 1973-04-24 METHOD FOR OPTICAL INSPECTION OF FLEET GLASS BE798636A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7214388A FR2182254A5 (en) 1972-04-24 1972-04-24

Publications (1)

Publication Number Publication Date
BE798636A true BE798636A (en) 1973-10-24

Family

ID=9097381

Family Applications (1)

Application Number Title Priority Date Filing Date
BE130352A BE798636A (en) 1972-04-24 1973-04-24 METHOD FOR OPTICAL INSPECTION OF FLEET GLASS

Country Status (4)

Country Link
BE (1) BE798636A (en)
DE (1) DE2318532C3 (en)
ES (1) ES413703A1 (en)
FR (1) FR2182254A5 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3816392A1 (en) * 1988-05-13 1989-11-23 Ver Glaswerke Gmbh METHOD FOR DETERMINING THE OPTICAL QUALITY OF FLAT GLASS OR FLAT GLASS PRODUCTS
DE4201274C2 (en) * 1992-01-18 1995-02-23 Ver Glaswerke Gmbh Device for measuring the reflective properties of a glass pane provided with a partially reflective layer
DE19509345A1 (en) * 1995-03-15 1996-09-19 Ver Glaswerke Gmbh Methods for recognizing and evaluating defects in partially reflecting surface layers
GB9812091D0 (en) * 1998-06-05 1998-08-05 Glaverbel Defect detecting unit
DE102004027411A1 (en) * 2004-06-04 2005-12-29 Boraglas Gmbh Method and apparatus for identifying tin and fire side of float glass

Also Published As

Publication number Publication date
ES413703A1 (en) 1976-01-16
FR2182254A5 (en) 1973-12-07
DE2318532B2 (en) 1975-01-23
DE2318532A1 (en) 1973-11-15
DE2318532C3 (en) 1975-09-11

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