GB1384901A - Method and device for photo-electrically scanning an object by means of an optical beam - Google Patents

Method and device for photo-electrically scanning an object by means of an optical beam

Info

Publication number
GB1384901A
GB1384901A GB527172A GB527172A GB1384901A GB 1384901 A GB1384901 A GB 1384901A GB 527172 A GB527172 A GB 527172A GB 527172 A GB527172 A GB 527172A GB 1384901 A GB1384901 A GB 1384901A
Authority
GB
United Kingdom
Prior art keywords
signal
detector
photo
feb
output
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
GB527172A
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.)
EXATEST Messtechnik GmbH
Original Assignee
EXATEST Messtechnik GmbH
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
Priority claimed from DE19712105185 external-priority patent/DE2105185C3/de
Application filed by EXATEST Messtechnik GmbH filed Critical EXATEST Messtechnik GmbH
Publication of GB1384901A publication Critical patent/GB1384901A/en
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
    • G01D5/342—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 the sensed object being the obturating part
    • 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Radiation (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB527172A 1971-02-04 1972-02-04 Method and device for photo-electrically scanning an object by means of an optical beam Expired GB1384901A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712105185 DE2105185C3 (de) 1971-02-04 Verfahren und Anordnung zur berührungslosen Messung der Breite oder Lage eines Gegenstandes mittels eines Sichtstrahls

Publications (1)

Publication Number Publication Date
GB1384901A true GB1384901A (en) 1975-02-26

Family

ID=5797780

Family Applications (1)

Application Number Title Priority Date Filing Date
GB527172A Expired GB1384901A (en) 1971-02-04 1972-02-04 Method and device for photo-electrically scanning an object by means of an optical beam

Country Status (2)

Country Link
FR (1) FR2124880A6 (enExample)
GB (1) GB1384901A (enExample)

Also Published As

Publication number Publication date
DE2105185B2 (de) 1977-06-08
FR2124880A6 (enExample) 1972-09-22
DE2105185A1 (de) 1972-08-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee