DE8816647U1 - Lichtelektrische Positionsmeßeinrichtung - Google Patents

Lichtelektrische Positionsmeßeinrichtung

Info

Publication number
DE8816647U1
DE8816647U1 DE8816647U DE8816647U DE8816647U1 DE 8816647 U1 DE8816647 U1 DE 8816647U1 DE 8816647 U DE8816647 U DE 8816647U DE 8816647 U DE8816647 U DE 8816647U DE 8816647 U1 DE8816647 U1 DE 8816647U1
Authority
DE
Germany
Prior art keywords
grating
measuring device
gratings
partial beams
light
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 - Lifetime
Application number
DE8816647U
Other languages
German (de)
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.)
Dr Johannes Heidenhain GmbH
Original Assignee
Dr Johannes Heidenhain 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 Dr Johannes Heidenhain GmbH filed Critical Dr Johannes Heidenhain GmbH
Publication of DE8816647U1 publication Critical patent/DE8816647U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Vehicle Body Suspensions (AREA)
  • Body Structure For Vehicles (AREA)
DE8816647U 1988-03-25 1988-03-25 Lichtelektrische Positionsmeßeinrichtung Expired - Lifetime DE8816647U1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3810165A DE3810165C1 (enExample) 1988-03-25 1988-03-25

Publications (1)

Publication Number Publication Date
DE8816647U1 true DE8816647U1 (de) 1990-02-15

Family

ID=6350709

Family Applications (3)

Application Number Title Priority Date Filing Date
DE3810165A Expired DE3810165C1 (enExample) 1988-03-25 1988-03-25
DE8816647U Expired - Lifetime DE8816647U1 (de) 1988-03-25 1988-03-25 Lichtelektrische Positionsmeßeinrichtung
DE8888121670T Expired - Fee Related DE3881379D1 (de) 1988-03-25 1988-12-24 Lichtelektrische positionsmesseinrichtung.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3810165A Expired DE3810165C1 (enExample) 1988-03-25 1988-03-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8888121670T Expired - Fee Related DE3881379D1 (de) 1988-03-25 1988-12-24 Lichtelektrische positionsmesseinrichtung.

Country Status (5)

Country Link
US (1) US5009506A (enExample)
EP (1) EP0333929B1 (enExample)
JP (1) JPH06103194B2 (enExample)
AT (1) ATE89920T1 (enExample)
DE (3) DE3810165C1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9007559U1 (enExample) * 1990-03-13 1992-09-24 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut
ATE108274T1 (de) * 1991-05-18 1994-07-15 Heidenhain Gmbh Dr Johannes Interferentielle positionsmessvorrichtung.
DE9106409U1 (de) * 1991-05-24 1991-11-21 Mesacon Gesellschaft für Meßtechnik mbH, 4600 Dortmund Optische Anordnung zur Messung der Geschwindigkeit einer bewegten Oberfläche
JPH051923A (ja) * 1991-06-26 1993-01-08 Mitsutoyo Corp 格子干渉型変位検出装置
EP0541827B1 (de) * 1991-11-04 1995-04-12 Dr. Johannes Heidenhain GmbH Vorrichtung zur Erzeugung oberwellenfreier periodischer Signale
US5424833A (en) * 1992-09-21 1995-06-13 Dr. Johannes Heidenhain Gmbh Interferential linear and angular displacement apparatus having scanning and scale grating respectively greater than and less than the source wavelength
DE59204952D1 (de) * 1992-09-21 1996-02-15 Heidenhain Gmbh Dr Johannes Längen- oder Winkelmesseinrichtung
US5300786A (en) * 1992-10-28 1994-04-05 International Business Machines Corporation Optical focus phase shift test pattern, monitoring system and process
JP3210111B2 (ja) * 1992-12-24 2001-09-17 キヤノン株式会社 変位検出装置
US5652426A (en) * 1993-04-19 1997-07-29 Ricoh Company, Ltd. Optical encoder having high resolution
JP3196459B2 (ja) * 1993-10-29 2001-08-06 キヤノン株式会社 ロータリーエンコーダ
JP3513251B2 (ja) † 1994-03-14 2004-03-31 キヤノン株式会社 光学式変位センサ
FR2778458B1 (fr) * 1998-05-06 2001-12-28 Centre Nat Rech Scient Dispositif optique de mesure interferometrique d'un deplacement relatif entre deux elements dont l'un au moins est mobile relativement a l'autre
EP1104543B1 (en) * 1998-08-21 2002-12-04 Olivier M. Parriaux Device for measuring translation, rotation or velocity via light beam interference
DE10303038B4 (de) * 2003-01-26 2006-11-30 Samland, Thomas, Dipl.-Math. Positionsmesseinrichtung
DE10325416B4 (de) * 2003-06-05 2005-12-22 Hilti Ag Strahlfänger
WO2007075675A2 (en) * 2005-12-22 2007-07-05 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College High precision code plates and geophones
GB0613902D0 (en) * 2006-07-13 2006-08-23 Renishaw Plc Scale and readhead
US20130001412A1 (en) 2011-07-01 2013-01-03 Mitutoyo Corporation Optical encoder including passive readhead with remote contactless excitation and signal sensing
US8941052B2 (en) 2011-12-23 2015-01-27 Mitutoyo Corporation Illumination portion for an adaptable resolution optical encoder
US9018578B2 (en) 2011-12-23 2015-04-28 Mitutoyo Corporation Adaptable resolution optical encoder having structured illumination and spatial filtering
US9029757B2 (en) 2011-12-23 2015-05-12 Mitutoyo Corporation Illumination portion for an adaptable resolution optical encoder
US9080899B2 (en) 2011-12-23 2015-07-14 Mitutoyo Corporation Optical displacement encoder having plural scale grating portions with spatial phase offset of scale pitch
US10447040B2 (en) 2014-10-15 2019-10-15 Cummins Power Generation Ip, Inc. Programmable inverter for controllable grid response
JP6386337B2 (ja) * 2014-10-23 2018-09-05 株式会社ミツトヨ 光学式エンコーダ
WO2018216057A1 (ja) * 2017-05-22 2018-11-29 三菱電機株式会社 光パターン生成装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3768911A (en) * 1971-08-17 1973-10-30 Keuffel & Esser Co Electro-optical incremental motion and position indicator
DE2431551C2 (de) * 1974-07-01 1981-09-17 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Anordnung zur Messung von Bewegungen und Geschwindigkeiten
JPS519300A (en) * 1974-07-12 1976-01-24 Matsushita Electric Industrial Co Ltd Atsudensoshi
JPS5999219A (ja) * 1982-11-29 1984-06-07 Nippon Kogaku Kk <Nikon> 回折格子を用いたエンコ−ダ
GB8413955D0 (en) * 1984-05-31 1984-07-04 Pa Consulting Services Displacement measuring apparatus
DE3541199C1 (de) * 1985-11-21 1987-06-25 Heidenhain Gmbh Dr Johannes Lichtelektrische Positionsmesseinrichtung

Also Published As

Publication number Publication date
EP0333929A3 (en) 1990-05-16
JPH06103194B2 (ja) 1994-12-14
JPH01276020A (ja) 1989-11-06
DE3810165C1 (enExample) 1989-07-27
EP0333929A2 (de) 1989-09-27
ATE89920T1 (de) 1993-06-15
DE3881379D1 (de) 1993-07-01
EP0333929B1 (de) 1993-05-26
US5009506A (en) 1991-04-23

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