FR2097473A5 - - Google Patents

Info

Publication number
FR2097473A5
FR2097473A5 FR7025263A FR7025263A FR2097473A5 FR 2097473 A5 FR2097473 A5 FR 2097473A5 FR 7025263 A FR7025263 A FR 7025263A FR 7025263 A FR7025263 A FR 7025263A FR 2097473 A5 FR2097473 A5 FR 2097473A5
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
FR7025263A
Other languages
French (fr)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7025263A priority Critical patent/FR2097473A5/fr
Application granted granted Critical
Publication of FR2097473A5 publication Critical patent/FR2097473A5/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
    • G01N21/21—Polarisation-affecting properties
    • G01N21/23—Bi-refringence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/241—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet by photoelastic stress analysis
    • 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
    • G01N21/21—Polarisation-affecting properties

Landscapes

  • Physics & Mathematics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
FR7025263A 1970-07-08 1970-07-08 Expired FR2097473A5 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7025263A FR2097473A5 (enrdf_load_stackoverflow) 1970-07-08 1970-07-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7025263A FR2097473A5 (enrdf_load_stackoverflow) 1970-07-08 1970-07-08

Publications (1)

Publication Number Publication Date
FR2097473A5 true FR2097473A5 (enrdf_load_stackoverflow) 1972-03-03

Family

ID=9058438

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7025263A Expired FR2097473A5 (enrdf_load_stackoverflow) 1970-07-08 1970-07-08

Country Status (1)

Country Link
FR (1) FR2097473A5 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492097A1 (fr) * 1980-09-26 1982-04-16 United Technologies Corp Capteur de pression optique
EP0080540A1 (en) * 1981-11-30 1983-06-08 Leo Tumerman Method and apparatus for measuring quantities which characterize the optical properties of substances
EP0319923A3 (en) * 1987-12-07 1990-09-12 Yau Y. Hung Apparatus and method for electronic analysis of test objects

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492097A1 (fr) * 1980-09-26 1982-04-16 United Technologies Corp Capteur de pression optique
EP0080540A1 (en) * 1981-11-30 1983-06-08 Leo Tumerman Method and apparatus for measuring quantities which characterize the optical properties of substances
EP0319923A3 (en) * 1987-12-07 1990-09-12 Yau Y. Hung Apparatus and method for electronic analysis of test objects

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Legal Events

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ST Notification of lapse