CH522876A - Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point - Google Patents

Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point

Info

Publication number
CH522876A
CH522876A CH476570A CH476570A CH522876A CH 522876 A CH522876 A CH 522876A CH 476570 A CH476570 A CH 476570A CH 476570 A CH476570 A CH 476570A CH 522876 A CH522876 A CH 522876A
Authority
CH
Switzerland
Prior art keywords
electro
relation
determining
reference point
fixed reference
Prior art date
Application number
CH476570A
Other languages
German (de)
Inventor
Michel Dipl Phys Jaquet
Original Assignee
Kern & Co Ag
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 Kern & Co Ag filed Critical Kern & Co Ag
Priority to CH476570A priority Critical patent/CH522876A/en
Priority to DE19712105987 priority patent/DE2105987A1/en
Publication of CH522876A publication Critical patent/CH522876A/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CH476570A 1970-04-01 1970-04-01 Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point CH522876A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH476570A CH522876A (en) 1970-04-01 1970-04-01 Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point
DE19712105987 DE2105987A1 (en) 1970-04-01 1971-02-09 Electro-optical measuring arrangement for Be mood of the local position of a moving measurement mark compared to a fixed reference point Be

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH476570A CH522876A (en) 1970-04-01 1970-04-01 Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point

Publications (1)

Publication Number Publication Date
CH522876A true CH522876A (en) 1972-05-15

Family

ID=4282130

Family Applications (1)

Application Number Title Priority Date Filing Date
CH476570A CH522876A (en) 1970-04-01 1970-04-01 Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point

Country Status (2)

Country Link
CH (1) CH522876A (en)
DE (1) DE2105987A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2196776A1 (en) 2008-12-15 2010-06-16 Leica Geosystems AG Opto-electronic position sensor and corresponding position measuring method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2196776A1 (en) 2008-12-15 2010-06-16 Leica Geosystems AG Opto-electronic position sensor and corresponding position measuring method
US8488132B2 (en) 2008-12-15 2013-07-16 Leica Geosystems Ag Optoelectronic position measurement device and position measurement method

Also Published As

Publication number Publication date
DE2105987A1 (en) 1971-10-14

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Legal Events

Date Code Title Description
PL Patent ceased