CH517290A - Method for filtering out an interference signal from a measurement signal generated by periodically scanning an object - Google Patents

Method for filtering out an interference signal from a measurement signal generated by periodically scanning an object

Info

Publication number
CH517290A
CH517290A CH1313768A CH1313768A CH517290A CH 517290 A CH517290 A CH 517290A CH 1313768 A CH1313768 A CH 1313768A CH 1313768 A CH1313768 A CH 1313768A CH 517290 A CH517290 A CH 517290A
Authority
CH
Switzerland
Prior art keywords
filtering out
periodically scanning
signal generated
measurement signal
interference signal
Prior art date
Application number
CH1313768A
Other languages
German (de)
Inventor
Hock Fromund
Original Assignee
Leitz Ernst 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 DE19671623776 external-priority patent/DE1623776A1/en
Application filed by Leitz Ernst Gmbh filed Critical Leitz Ernst Gmbh
Publication of CH517290A publication Critical patent/CH517290A/en

Links

Classifications

    • 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
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH1313768A 1967-09-05 1968-09-02 Method for filtering out an interference signal from a measurement signal generated by periodically scanning an object CH517290A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671623776 DE1623776A1 (en) 1967-09-05 1967-09-05 Method for filtering out interfering components in a measuring field

Publications (1)

Publication Number Publication Date
CH517290A true CH517290A (en) 1971-12-31

Family

ID=5682775

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1313768A CH517290A (en) 1967-09-05 1968-09-02 Method for filtering out an interference signal from a measurement signal generated by periodically scanning an object

Country Status (2)

Country Link
CH (1) CH517290A (en)
GB (1) GB1236044A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2508836A1 (en) * 1972-06-19 1976-09-02 Siemens Ag Laser appts for measuring distance and velocity relative to plane - with beam deflection speed stabilized using additional detectors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2508836A1 (en) * 1972-06-19 1976-09-02 Siemens Ag Laser appts for measuring distance and velocity relative to plane - with beam deflection speed stabilized using additional detectors

Also Published As

Publication number Publication date
GB1236044A (en) 1971-06-16

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Legal Events

Date Code Title Description
PL Patent ceased