AT382020B - Digitale, lichtelektrische laengen- oder winkelmesseinrichtung - Google Patents

Digitale, lichtelektrische laengen- oder winkelmesseinrichtung

Info

Publication number
AT382020B
AT382020B AT0534980A AT534980A AT382020B AT 382020 B AT382020 B AT 382020B AT 0534980 A AT0534980 A AT 0534980A AT 534980 A AT534980 A AT 534980A AT 382020 B AT382020 B AT 382020B
Authority
AT
Austria
Prior art keywords
digital
measuring device
angle measuring
light electric
electric length
Prior art date
Application number
AT0534980A
Other languages
English (en)
Other versions
ATA534980A (de
Inventor
Horst Dr Burkhardt
Hans-Rudolf Dipl Ing Kober
Original Assignee
Heidenhain Gmbh Dr Johannes
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 Heidenhain Gmbh Dr Johannes filed Critical Heidenhain Gmbh Dr Johannes
Publication of ATA534980A publication Critical patent/ATA534980A/de
Application granted granted Critical
Publication of AT382020B publication Critical patent/AT382020B/de

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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • 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)
  • Length Measuring Devices By Optical Means (AREA)
  • Control Of Position Or Direction (AREA)
  • Optical Transform (AREA)
AT0534980A 1979-11-02 1980-10-30 Digitale, lichtelektrische laengen- oder winkelmesseinrichtung AT382020B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2944162A DE2944162C2 (de) 1979-11-02 1979-11-02 Lichtelektrische digitale Meßeinrichtung

Publications (2)

Publication Number Publication Date
ATA534980A ATA534980A (de) 1986-05-15
AT382020B true AT382020B (de) 1986-12-29

Family

ID=6084916

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0534980A AT382020B (de) 1979-11-02 1980-10-30 Digitale, lichtelektrische laengen- oder winkelmesseinrichtung

Country Status (8)

Country Link
US (1) US4399358A (de)
JP (1) JPS5681412A (de)
AT (1) AT382020B (de)
CH (1) CH649380A5 (de)
DE (1) DE2944162C2 (de)
FR (1) FR2468880B1 (de)
GB (1) GB2063468B (de)
IT (1) IT1133529B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461974A (en) * 1982-06-09 1984-07-24 David Chiu Dual light source
DE3229846C2 (de) * 1982-08-11 1984-05-24 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Längen- oder Winkelmeßeinrichtung
FR2567266B1 (fr) * 1984-07-05 1990-02-23 Mcb Perfectionnements aux dispositifs de lecture pour capteurs optiques de position a plusieurs pistes codees
US4707609A (en) * 1985-01-31 1987-11-17 Canon Kabushiki Kaisha Exposure apparatus and method
US4656562A (en) * 1985-09-13 1987-04-07 Santa Barbara Research Center Optical integrator means for intensity modification of Gaussian beam
FR2615280B1 (fr) * 1987-05-11 1996-07-19 Canon Kk Dispositif de mesure de la distance en mouvement relatif de deux objets mobiles l'un par rapport a l'autre
DE4104609A1 (de) * 1991-02-15 1992-08-20 Wild Heerbrugg Ag Beleuchtungseinrichtung fuer optische geraete mit separaten beleuchtungsstrahlengaengen
US6494899B1 (en) 1999-01-22 2002-12-17 Respironics, Inc. Phototherapy system and method
DE19919096A1 (de) * 1999-04-27 2000-11-02 Zeiss Carl Jena Gmbh Durchlicht-Beleuchtungseinrichtung für Mikroskope
DE10112706B4 (de) 2001-03-16 2004-01-29 Leica Microsystems Wetzlar Gmbh Verstelleinheit
DE102005060469A1 (de) * 2005-12-17 2007-06-28 Leica Microsystems (Schweiz) Ag Vorrichtung zur Beleuchtung eines Betrachtungsfeldes, beispielsweise eines Objektfeldes unter einem Mikroskop
DE102019109469A1 (de) * 2019-04-10 2020-10-15 Vishay Semiconductor Gmbh Optischer Encoder

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE731845C (de) * 1936-02-14 1943-02-16 Zeiss Carl Fa Schaltanordnung fuer einen Hauptlampen- und einen Ersatzlampenstromkreis mit einem beim Versagen der Hauptlampe die Ersatzlampe einschaltenden Relais
US2557531A (en) * 1946-10-11 1951-06-19 Ovila J Blanchet Traffic signal apparatus
DE1124148B (de) * 1960-08-04 1962-02-22 Inst Regelungstechnik Ersatzgluehlampenschaltung zur Aufrechterhaltung eines konstanten Lichtstromes, insbesondere fuer einen als lichtelektrischen Verstaerker arbeitenden Messumformer
SE324463B (de) * 1968-03-27 1970-06-01 Aga Ab
US3577173A (en) * 1969-01-10 1971-05-04 Minnesota Mining & Mfg Lamp failure detection and change device
DE1955878A1 (de) * 1969-11-06 1971-05-13 Leitz Ernst Gmbh Verfahren und Anordnung zum Korrigieren von bei Abtastung einer Massverkoerperung anfallenden Abtastsignalen
US3678286A (en) * 1971-03-22 1972-07-18 Eastman Kodak Co Automatic lamp changer and spare lamp indicator circuit
CH535421A (de) * 1971-08-20 1973-03-31 Bbc Brown Boveri & Cie Einrichtung zum Messen der Winkelstellung eines rotierenden Körpers
US4037161A (en) * 1974-07-22 1977-07-19 Baird-Atomic, Inc. Ratio detector
US4061911A (en) * 1976-04-14 1977-12-06 Audio Visual Innovators Corporation Automatically switched spare lamp for a light projector
US4078173A (en) * 1976-06-24 1978-03-07 Pertec Computer Corporation Light amplitude control system for position and motion transducers
DE2811807A1 (de) * 1978-03-16 1979-09-20 Joachim Dr Ing Wernicke Digital-absoluter winkelkodierer nach dem nonius-prinzip

Also Published As

Publication number Publication date
ATA534980A (de) 1986-05-15
CH649380A5 (de) 1985-05-15
IT1133529B (it) 1986-07-09
US4399358A (en) 1983-08-16
FR2468880B1 (fr) 1985-10-04
DE2944162A1 (de) 1981-05-07
GB2063468A (en) 1981-06-03
GB2063468B (en) 1984-03-14
FR2468880A1 (fr) 1981-05-08
DE2944162C2 (de) 1984-10-18
IT8012698A0 (it) 1980-10-27
JPS5681412A (en) 1981-07-03

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee