CH489778A - Fotoelektrischer Schrittgeber - Google Patents

Fotoelektrischer Schrittgeber

Info

Publication number
CH489778A
CH489778A CH1016667A CH1016667A CH489778A CH 489778 A CH489778 A CH 489778A CH 1016667 A CH1016667 A CH 1016667A CH 1016667 A CH1016667 A CH 1016667A CH 489778 A CH489778 A CH 489778A
Authority
CH
Switzerland
Prior art keywords
step generator
photoelectric
photoelectric step
generator
Prior art date
Application number
CH1016667A
Other languages
English (en)
Inventor
Fromund Dipl Phys Hock
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
Application filed by Leitz Ernst Gmbh filed Critical Leitz Ernst Gmbh
Publication of CH489778A publication Critical patent/CH489778A/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
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH1016667A 1966-07-26 1967-07-17 Fotoelektrischer Schrittgeber CH489778A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1548707A DE1548707C3 (de) 1966-07-26 1966-07-26 Fotoelektrischer Schrittgeber

Publications (1)

Publication Number Publication Date
CH489778A true CH489778A (de) 1970-04-30

Family

ID=7275958

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1016667A CH489778A (de) 1966-07-26 1967-07-17 Fotoelektrischer Schrittgeber

Country Status (5)

Country Link
US (1) US3482107A (de)
JP (1) JPS519300B1 (de)
CH (1) CH489778A (de)
DE (1) DE1548707C3 (de)
GB (1) GB1191336A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163362A1 (de) * 1984-05-31 1985-12-04 Dr. Johannes Heidenhain GmbH Vorrichtung und Verfahren zum Messen von Verschiebungen
DE3541199C1 (de) * 1985-11-21 1987-06-25 Heidenhain Gmbh Dr Johannes Lichtelektrische Positionsmesseinrichtung

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6801683A (de) * 1968-02-06 1969-08-08
US3582635A (en) * 1968-04-16 1971-06-01 Lockheed Aircraft Corp Optical correlation of electronic pulses
NL6811252A (de) * 1968-08-08 1970-02-10
NL157715B (nl) * 1968-12-05 1978-08-15 Philips Nv Inrichting voor het bepalen van de relatieve verplaatsing van een voorwerp met behulp van een met het voorwerp mechanisch star verbonden element.
NL6900491A (de) * 1969-01-11 1970-07-14
US3642375A (en) * 1969-10-02 1972-02-15 Sperry Rand Corp Optical combiner
DE2003492A1 (de) * 1970-01-27 1971-08-12 Leitz Ernst Gmbh Messverfahren fuer Schrittgeber zum Messen von Laengen oder Winkeln sowie Anordnungen zur Durchfuehrung dieses Messverfahrens
US3738753A (en) * 1970-09-21 1973-06-12 Holograf Corp Interferometer utilizing gratings to measure motion
GB1353470A (en) * 1970-10-19 1974-05-15 Post D Position measuring apparatus utilizing moire fringe multiplication
US3989378A (en) * 1971-09-06 1976-11-02 Knut Heitmann Method for no-contact measurement
DE2163200C2 (de) * 1971-12-20 1983-06-09 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Einrichtung zur berührungslosen Messung
US3972621A (en) * 1972-01-18 1976-08-03 Ernst Leitz G.M.B.H. Apparatus for stabilizing a line of sight
DE2209667C3 (de) * 1972-03-01 1980-09-04 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Einrichtung zur beruhrungslosen Messung
DE2237564C3 (de) * 1972-07-31 1981-02-05 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Verfahren zur berührungslosen optischen Messung von Bewegungsgrößen, wie Geschwindigkeiten und Verschiebestrecken und Einrichtung zur Durchführung des Verfahrens
GB1443220A (en) * 1972-12-19 1976-07-21 Leitz Ernst Gmbh Photo-electric incremental transducer
DE2401475C2 (de) * 1974-01-12 1982-12-30 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Verfahren und Einrichtung zur Messung von relativen Bewegungsgrößen
US3865483A (en) * 1974-03-21 1975-02-11 Ibm Alignment illumination system
DE2451668A1 (de) * 1974-10-31 1976-05-06 Leitz Ernst Gmbh Anordnung zur geometrischen trennung von lichtfluessen in abbildungssystemen
US4112295A (en) * 1974-12-30 1978-09-05 Instytut Geodezji I Kartograffi Apparatus for direct measurement of displacements with a holographic scale
US4110042A (en) * 1975-04-24 1978-08-29 Ernst Leitz Wetzlar Gmbh Method and apparatus for photoelectrically determining the position of at least one focal plane of an image
US4025197A (en) * 1975-08-11 1977-05-24 The Bendix Corporation Novel technique for spot position measurement
US4180704A (en) * 1978-06-28 1979-12-25 International Business Machines Corporation Detection circuit for a bi-directional, self-imaging grating detector
US4286871A (en) * 1980-08-11 1981-09-01 Keuffel & Esser Company Photogrammetric measuring system
DE3416864C2 (de) * 1984-05-08 1986-04-10 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Photoelektrische Meßeinrichtung
DE3417176C2 (de) * 1984-05-09 1986-07-31 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Photoelektrische Meßeinrichtung
US5048925A (en) * 1985-05-28 1991-09-17 Advanced Environmental Research Group Quasi volume diffracting structures
DE3543179A1 (de) * 1985-12-06 1987-06-11 Philips Patentverwaltung Optischer weg-sensor mit einem filter
US4699465A (en) * 1986-02-13 1987-10-13 Mcdonnell Douglas Corporation Laser diode array with phase correction
US4808807A (en) * 1986-12-04 1989-02-28 General Signal Corp. Optical focus sensor system
US4850673A (en) * 1987-11-23 1989-07-25 U. S. Philips Corporation Optical scanning apparatus which detects scanning spot focus error
DE3825475A1 (de) * 1988-07-27 1990-02-01 Bodenseewerk Geraetetech Optischer lagegeber
DE59104973D1 (de) * 1991-11-23 1995-04-20 Heidenhain Gmbh Dr Johannes Interferentielle Messeinrichtung.
US6094306A (en) * 1993-04-13 2000-07-25 Anvik Corporation Energy efficient window
US6014845A (en) * 1993-05-24 2000-01-18 Anvik Corporation Energy-efficient solar shade system for skylights
DE9311472U1 (de) * 1993-07-31 1993-12-02 UCS-Industrieelektronik GmbH, 22880 Wedel Drehimpulsgeber mit Laserabtastung
US6480334B1 (en) * 1994-01-18 2002-11-12 Massachusetts Institute Of Technology Agile beam steering using phased-array-like elements
US7728974B2 (en) * 2007-02-07 2010-06-01 Cytopeia, Inc. Enhanced detection system and method
WO2010085632A2 (en) 2009-01-23 2010-07-29 University Of Washington Virtual core flow cytometry
US10107746B2 (en) 2015-01-08 2018-10-23 University Of Washington System and method for immersion flow cytometry
CN119803308B (zh) * 2025-01-02 2025-10-21 哈尔滨工业大学 一种基于沃拉斯顿棱镜和四象限探测器的二轴零差光栅干涉位移测量方法及其系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2849912A (en) * 1954-11-20 1958-09-02 Zeiss Carl Optical arrangement for determining the ratio of two light fluxes
US2986066A (en) * 1957-10-15 1961-05-30 Daystrom Inc Polarimetric apparatus
US3098186A (en) * 1958-06-11 1963-07-16 Ferranti Ltd Control apparatus for positioning an object
DE1136834B (de) * 1959-04-09 1962-09-20 Leitz Ernst Gmbh Vorrichtung zum Messen von Lageaenderungen
US2998746A (en) * 1959-10-13 1961-09-05 Gievers John George Angular measurement system
GB991710A (en) * 1961-01-04 1965-05-12 Philips Electronic Associated Improvements in or relating to devices for measuring displacements
DE1548703B2 (de) * 1966-07-16 1971-04-15 Ernst Leitz Gmbh, 6330 Wetzlar Fotoelektrischer schrittgeber fuer vierphasen signale

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163362A1 (de) * 1984-05-31 1985-12-04 Dr. Johannes Heidenhain GmbH Vorrichtung und Verfahren zum Messen von Verschiebungen
DE3541199C1 (de) * 1985-11-21 1987-06-25 Heidenhain Gmbh Dr Johannes Lichtelektrische Positionsmesseinrichtung

Also Published As

Publication number Publication date
GB1191336A (en) 1970-05-13
DE1548707B2 (de) 1971-08-12
US3482107A (en) 1969-12-02
DE1548707A1 (de) 1970-04-23
DE1548707C3 (de) 1979-02-15
JPS519300B1 (de) 1976-03-25

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Legal Events

Date Code Title Description
PL Patent ceased