SE315744B - - Google Patents

Info

Publication number
SE315744B
SE315744B SE10181/67*A SE1018167A SE315744B SE 315744 B SE315744 B SE 315744B SE 1018167 A SE1018167 A SE 1018167A SE 315744 B SE315744 B SE 315744B
Authority
SE
Sweden
Prior art keywords
crystal
light
face
movement
source
Prior art date
Application number
SE10181/67*A
Other languages
English (en)
Inventor
F Buchy
P Bauduin
Original Assignee
Central Des Ind Electr Lab
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 Central Des Ind Electr Lab filed Critical Central Des Ind Electr Lab
Publication of SE315744B publication Critical patent/SE315744B/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
SE10181/67*A 1966-07-04 1967-06-30 SE315744B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68101A FR1492982A (fr) 1966-07-04 1966-07-04 Procédé de détection et de mesure de très faibles déplacements par conversion de ces déplacements en oscillations de fréquence variable, et dispositif pour sa mise en oeuvre

Publications (1)

Publication Number Publication Date
SE315744B true SE315744B (xx) 1969-10-06

Family

ID=8612475

Family Applications (1)

Application Number Title Priority Date Filing Date
SE10181/67*A SE315744B (xx) 1966-07-04 1967-06-30

Country Status (6)

Country Link
US (1) US3487220A (xx)
CH (1) CH474746A (xx)
DE (1) DE1623767A1 (xx)
FR (1) FR1492982A (xx)
GB (1) GB1189225A (xx)
SE (1) SE315744B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585416A (en) * 1969-10-07 1971-06-15 Howard G Mellen Photopiezoelectric transducer
AU2003282286A1 (en) * 2002-12-10 2004-06-30 Koninklijke Philips Electronics N.V. Transducer and electronic device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2706791A (en) * 1951-06-18 1955-04-19 Gen Electric Semi-conductor
US2975377A (en) * 1956-08-07 1961-03-14 Ibm Two-terminal semiconductor high frequency oscillator
US3064132A (en) * 1959-11-10 1962-11-13 Westinghouse Electric Corp Semiconductor device
US3253153A (en) * 1963-01-16 1966-05-24 Pratt & Whitney Inc Photosensitive measuring system which converts a physical to an electrical quantity

Also Published As

Publication number Publication date
GB1189225A (en) 1970-04-22
US3487220A (en) 1969-12-30
FR1492982A (fr) 1967-08-25
CH474746A (fr) 1969-06-30
DE1623767A1 (de) 1970-04-16

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