FR923701A - Method allowing, thanks to the variation of orientation of a light sheet, to study by reading a direct curve a phenomenon whose variables are measured on parallel or coincident coordinate axes - Google Patents

Method allowing, thanks to the variation of orientation of a light sheet, to study by reading a direct curve a phenomenon whose variables are measured on parallel or coincident coordinate axes

Info

Publication number
FR923701A
FR923701A FR923701DA FR923701A FR 923701 A FR923701 A FR 923701A FR 923701D A FR923701D A FR 923701DA FR 923701 A FR923701 A FR 923701A
Authority
FR
France
Prior art keywords
thanks
study
orientation
reading
variation
Prior art date
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
Other languages
French (fr)
Inventor
Robert Jannette-Walen
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 filed Critical
Application granted granted Critical
Publication of FR923701A publication Critical patent/FR923701A/en
Expired legal-status Critical Current

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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

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  • 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)
FR923701D 1946-02-14 1946-02-14 Method allowing, thanks to the variation of orientation of a light sheet, to study by reading a direct curve a phenomenon whose variables are measured on parallel or coincident coordinate axes Expired FR923701A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR923701T 1946-02-14

Publications (1)

Publication Number Publication Date
FR923701A true FR923701A (en) 1947-07-16

Family

ID=9438914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923701D Expired FR923701A (en) 1946-02-14 1946-02-14 Method allowing, thanks to the variation of orientation of a light sheet, to study by reading a direct curve a phenomenon whose variables are measured on parallel or coincident coordinate axes

Country Status (1)

Country Link
FR (1) FR923701A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712265A (en) * 1950-11-07 1955-07-05 Ingelstam Erik Refractometer
US2777355A (en) * 1954-07-13 1957-01-15 Walter F Lindsey Device for evaluating the sensitivity of an optical system utilizing the foucault knife edge test
US2792743A (en) * 1952-10-03 1957-05-21 Saul & Co Device for the direct interferometric recording of changes in refractive index gradients
US2883900A (en) * 1953-06-04 1959-04-28 Lkb Produkter Fabriksaktiebola Optical arrangement for recording of the course of the refractive index in rotating centrifuge cells

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712265A (en) * 1950-11-07 1955-07-05 Ingelstam Erik Refractometer
US2792743A (en) * 1952-10-03 1957-05-21 Saul & Co Device for the direct interferometric recording of changes in refractive index gradients
US2883900A (en) * 1953-06-04 1959-04-28 Lkb Produkter Fabriksaktiebola Optical arrangement for recording of the course of the refractive index in rotating centrifuge cells
US2777355A (en) * 1954-07-13 1957-01-15 Walter F Lindsey Device for evaluating the sensitivity of an optical system utilizing the foucault knife edge test

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