FR2166975A5 - - Google Patents

Info

Publication number
FR2166975A5
FR2166975A5 FR7242713A FR7242713A FR2166975A5 FR 2166975 A5 FR2166975 A5 FR 2166975A5 FR 7242713 A FR7242713 A FR 7242713A FR 7242713 A FR7242713 A FR 7242713A FR 2166975 A5 FR2166975 A5 FR 2166975A5
Authority
FR
France
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
Application number
FR7242713A
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.)
AGC Glass Europe SA
Glaverbel Mecaniver SA
Original Assignee
Glaverbel Mecaniver SA
Glaverbel Belgium 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 Glaverbel Mecaniver SA, Glaverbel Belgium SA filed Critical Glaverbel Mecaniver SA
Application granted granted Critical
Publication of FR2166975A5 publication Critical patent/FR2166975A5/fr
Expired 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
    • G01N21/455—Schlieren methods, e.g. for gradient index determination; Shadowgraph
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (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)
FR7242713A 1971-12-03 1972-11-30 Expired FR2166975A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5628271A GB1366944A (en) 1971-12-03 1971-12-03 Method and apparatus for testing light-transmitting material

Publications (1)

Publication Number Publication Date
FR2166975A5 true FR2166975A5 (fr) 1973-08-17

Family

ID=10476235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7242713A Expired FR2166975A5 (fr) 1971-12-03 1972-11-30

Country Status (10)

Country Link
JP (1) JPS4864982A (fr)
AU (1) AU4938772A (fr)
BE (1) BE792026A (fr)
DE (1) DE2258702A1 (fr)
FR (1) FR2166975A5 (fr)
GB (1) GB1366944A (fr)
IT (1) IT975852B (fr)
NL (1) NL7216224A (fr)
SE (1) SE390570B (fr)
ZA (1) ZA728518B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2588381A1 (fr) * 1985-09-24 1987-04-10 Sick Optik Elektronik Erwin Appareil de controle par balayage optique de materiaux en bandes

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341469A (en) * 1980-06-18 1982-07-27 Discovision Associates Laser shadowgraph
US4456375A (en) * 1981-11-23 1984-06-26 Discovision Associates Optical disc measurement by refraction
DE3326065C2 (de) * 1982-07-31 1986-03-27 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Verfahren zur quantitativen Messung von Inhomogenitäten in optischen Gläsern
DE3937559A1 (de) * 1989-09-02 1991-03-14 Flachglas Ag Verfahren zum ermitteln von optischen fehlern in scheiben aus einem transparenten material, insbesondere aus glas
CN110161010B (zh) * 2019-07-01 2021-10-08 河海大学常州校区 一种反射式可控温激光激发远程荧光材料测试装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2588381A1 (fr) * 1985-09-24 1987-04-10 Sick Optik Elektronik Erwin Appareil de controle par balayage optique de materiaux en bandes

Also Published As

Publication number Publication date
ZA728518B (en) 1973-09-26
SE390570B (sv) 1976-12-27
NL7216224A (fr) 1973-06-05
AU4938772A (en) 1974-06-06
BE792026A (fr) 1973-05-29
JPS4864982A (fr) 1973-09-07
GB1366944A (en) 1974-09-18
DE2258702A1 (de) 1973-06-07
IT975852B (it) 1974-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse