FR1449820A - Dispositif de localisation photo-électrique - Google Patents

Dispositif de localisation photo-électrique

Info

Publication number
FR1449820A
FR1449820A FR23497A FR23497A FR1449820A FR 1449820 A FR1449820 A FR 1449820A FR 23497 A FR23497 A FR 23497A FR 23497 A FR23497 A FR 23497A FR 1449820 A FR1449820 A FR 1449820A
Authority
FR
France
Prior art keywords
tracking device
photoelectric tracking
photoelectric
tracking
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
FR23497A
Other languages
English (en)
Inventor
Georges Nomarski
Gerard Roblin
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR23497A priority Critical patent/FR1449820A/fr
Application granted granted Critical
Publication of FR1449820A publication Critical patent/FR1449820A/fr
Priority to DE19661548615 priority patent/DE1548615A1/de
Priority to US562724A priority patent/US3525873A/en
Priority to FR150016A priority patent/FR94294E/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B65H7/14—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors by photoelectric feelers or detectors
    • 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
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING 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
    • G01D5/00—Mechanical 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
    • G01D5/26—Mechanical 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
    • G01D5/32—Mechanical 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
    • G01D5/34—Mechanical 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G02B26/04—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR23497A 1965-07-05 1965-07-05 Dispositif de localisation photo-électrique Expired FR1449820A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR23497A FR1449820A (fr) 1965-07-05 1965-07-05 Dispositif de localisation photo-électrique
DE19661548615 DE1548615A1 (de) 1965-07-05 1966-07-01 Vorrichtung zur lichtelektrischen Ortsbestimmung
US562724A US3525873A (en) 1965-07-05 1966-07-05 Vibrating slit photoelectric location device
FR150016A FR94294E (fr) 1965-07-05 1968-04-30 Dispositif de localisation photoélectrique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR23497A FR1449820A (fr) 1965-07-05 1965-07-05 Dispositif de localisation photo-électrique

Publications (1)

Publication Number Publication Date
FR1449820A true FR1449820A (fr) 1966-05-06

Family

ID=8583814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR23497A Expired FR1449820A (fr) 1965-07-05 1965-07-05 Dispositif de localisation photo-électrique

Country Status (3)

Country Link
US (1) US3525873A (fr)
DE (1) DE1548615A1 (fr)
FR (1) FR1449820A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07113723A (ja) * 1993-10-13 1995-05-02 Ando Electric Co Ltd Ｏｔｄｒの光マスキング装置
US5557452A (en) * 1995-02-06 1996-09-17 University Of Hawaii Confocal microscope system
US10883924B2 (en) 2014-09-08 2021-01-05 The Research Foundation Of State University Of New York Metallic gratings and measurement methods thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2016025A (en) * 1933-01-09 1935-10-01 Thomaston Lab Inc Light valve
US2137188A (en) * 1937-11-20 1938-11-15 Stewart C Whitman Piezoelectric crystal mirror system for sound recording
US2848921A (en) * 1952-06-11 1958-08-26 Genevoise Instr Physique Apparatus for measuring very little lengths
US2996625A (en) * 1958-04-07 1961-08-15 Frederic W Olmstead Position indicating system
US3173019A (en) * 1960-12-27 1965-03-09 Eric M Wormser Radiant target locator
FR1349901A (fr) * 1962-07-18 1964-01-24 Onera (Off Nat Aerospatiale) Procédé et dispositif d'analyse d'images par transformation de fourier
US3317739A (en) * 1964-10-21 1967-05-02 Bausch & Lomb Microscope with photoelectric scanner for accurately determining the position of a line

Also Published As

Publication number Publication date
DE1548615A1 (de) 1969-06-26
US3525873A (en) 1970-08-25

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