FR1345140A - Dispositif de lecture photo-électrique - Google Patents

Dispositif de lecture photo-électrique

Info

Publication number
FR1345140A
FR1345140A FR913491A FR913491A FR1345140A FR 1345140 A FR1345140 A FR 1345140A FR 913491 A FR913491 A FR 913491A FR 913491 A FR913491 A FR 913491A FR 1345140 A FR1345140 A FR 1345140A
Authority
FR
France
Prior art keywords
reading device
photoelectric reading
photoelectric
reading
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
FR913491A
Other languages
English (en)
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.)
Association des Ouvriers en Instruments de Precision
Original Assignee
Association des Ouvriers en Instruments de Precision
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 Association des Ouvriers en Instruments de Precision filed Critical Association des Ouvriers en Instruments de Precision
Priority to FR913491A priority Critical patent/FR1345140A/fr
Application granted granted Critical
Publication of FR1345140A publication Critical patent/FR1345140A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR913491A 1962-10-26 1962-10-26 Dispositif de lecture photo-électrique Expired FR1345140A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR913491A FR1345140A (fr) 1962-10-26 1962-10-26 Dispositif de lecture photo-électrique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR913491A FR1345140A (fr) 1962-10-26 1962-10-26 Dispositif de lecture photo-électrique

Publications (1)

Publication Number Publication Date
FR1345140A true FR1345140A (fr) 1963-12-06

Family

ID=8789541

Family Applications (1)

Application Number Title Priority Date Filing Date
FR913491A Expired FR1345140A (fr) 1962-10-26 1962-10-26 Dispositif de lecture photo-électrique

Country Status (1)

Country Link
FR (1) FR1345140A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1623672B1 (de) * 1966-12-07 1970-07-30 Contraves Ag Beleuchtungseinrichtung für eine lichtelektrische Abtasteinrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1623672B1 (de) * 1966-12-07 1970-07-30 Contraves Ag Beleuchtungseinrichtung für eine lichtelektrische Abtasteinrichtung

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