FR2274906B1 - - Google Patents

Info

Publication number
FR2274906B1
FR2274906B1 FR7439758A FR7439758A FR2274906B1 FR 2274906 B1 FR2274906 B1 FR 2274906B1 FR 7439758 A FR7439758 A FR 7439758A FR 7439758 A FR7439758 A FR 7439758A FR 2274906 B1 FR2274906 B1 FR 2274906B1
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
FR7439758A
Other versions
FR2274906A1 (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.)
Etat Francais
Original Assignee
Etat Francais
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 Etat Francais filed Critical Etat Francais
Priority to FR7439758A priority Critical patent/FR2274906A1/fr
Publication of FR2274906A1 publication Critical patent/FR2274906A1/fr
Application granted granted Critical
Publication of FR2274906B1 publication Critical patent/FR2274906B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
    • 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
FR7439758A 1974-12-05 1974-12-05 Photo-elasticimetre bidimensionnel ponctuel a visualisation Granted FR2274906A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7439758A FR2274906A1 (fr) 1974-12-05 1974-12-05 Photo-elasticimetre bidimensionnel ponctuel a visualisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7439758A FR2274906A1 (fr) 1974-12-05 1974-12-05 Photo-elasticimetre bidimensionnel ponctuel a visualisation

Publications (2)

Publication Number Publication Date
FR2274906A1 FR2274906A1 (fr) 1976-01-09
FR2274906B1 true FR2274906B1 (fr) 1977-07-08

Family

ID=9145568

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7439758A Granted FR2274906A1 (fr) 1974-12-05 1974-12-05 Photo-elasticimetre bidimensionnel ponctuel a visualisation

Country Status (1)

Country Link
FR (1) FR2274906A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0652708B2 (ja) * 1984-11-01 1994-07-06 株式会社ニコン 投影光学装置

Also Published As

Publication number Publication date
FR2274906A1 (fr) 1976-01-09

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Legal Events

Date Code Title Description
ST Notification of lapse