BE789192A - METHOD AND DEVICES FOR MEASURING OPTICAL DEFECTS OF A BODY - Google Patents

METHOD AND DEVICES FOR MEASURING OPTICAL DEFECTS OF A BODY

Info

Publication number
BE789192A
BE789192A BE789192DA BE789192A BE 789192 A BE789192 A BE 789192A BE 789192D A BE789192D A BE 789192DA BE 789192 A BE789192 A BE 789192A
Authority
BE
Belgium
Prior art keywords
devices
measuring optical
optical defects
defects
measuring
Prior art date
Application number
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.)
Publication date
Publication of BE789192A publication Critical patent/BE789192A/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/896Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat 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)
  • Length Measuring Devices By Optical Means (AREA)
BE789192D 1971-09-24 METHOD AND DEVICES FOR MEASURING OPTICAL DEFECTS OF A BODY BE789192A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7134556A FR2153817A5 (en) 1971-09-24 1971-09-24

Publications (1)

Publication Number Publication Date
BE789192A true BE789192A (en) 1973-03-22

Family

ID=9083467

Family Applications (1)

Application Number Title Priority Date Filing Date
BE789192D BE789192A (en) 1971-09-24 METHOD AND DEVICES FOR MEASURING OPTICAL DEFECTS OF A BODY

Country Status (15)

Country Link
JP (1) JPS4842790A (en)
AR (1) AR198958A1 (en)
AU (1) AU4701672A (en)
BE (1) BE789192A (en)
BR (1) BR7206599D0 (en)
CA (1) CA999065A (en)
DD (1) DD99855A5 (en)
DE (1) DE2246468A1 (en)
ES (1) ES406936A1 (en)
FR (1) FR2153817A5 (en)
GB (1) GB1406296A (en)
HU (1) HU166296B (en)
IT (1) IT985523B (en)
SE (1) SE386274B (en)
ZA (1) ZA726393B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5531441A (en) * 1978-08-28 1980-03-05 Hitachi Plant Eng & Constr Co Piping washing method
JPS5535985A (en) * 1978-09-08 1980-03-13 Hitachi Plant Eng & Constr Co Piping washing method
JPS5653323Y2 (en) * 1979-09-29 1981-12-11
FR2591341B1 (en) * 1985-12-10 1988-02-19 Saint Gobain Vitrage TECHNIQUE FOR DETECTING OPTICAL DEFECTS ON A GLASS PRODUCTION LINE
JP6683464B2 (en) * 2015-12-07 2020-04-22 大和製罐株式会社 Internal pressure inspection device for sealed containers

Also Published As

Publication number Publication date
IT985523B (en) 1974-12-10
GB1406296A (en) 1975-09-17
DE2246468A1 (en) 1973-03-29
SE386274B (en) 1976-08-02
DD99855A5 (en) 1973-08-20
AU4701672A (en) 1974-03-28
AR198958A1 (en) 1974-07-31
HU166296B (en) 1975-02-28
FR2153817A5 (en) 1973-05-04
JPS4842790A (en) 1973-06-21
ZA726393B (en) 1973-06-27
ES406936A1 (en) 1975-09-01
CA999065A (en) 1976-10-26
BR7206599D0 (en) 1973-07-19

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