JPS517945A - - Google Patents

Info

Publication number
JPS517945A
JPS517945A JP50066119A JP6611975A JPS517945A JP S517945 A JPS517945 A JP S517945A JP 50066119 A JP50066119 A JP 50066119A JP 6611975 A JP6611975 A JP 6611975A JP S517945 A JPS517945 A JP S517945A
Authority
JP
Japan
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.)
Granted
Application number
JP50066119A
Other versions
JPS5826002B2 (ja
Inventor
Uiruherumu Ieruku
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar 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 Ernst Leitz Wetzlar GmbH filed Critical Ernst Leitz Wetzlar GmbH
Publication of JPS517945A publication Critical patent/JPS517945A/ja
Publication of JPS5826002B2 publication Critical patent/JPS5826002B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/4255—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application for alignment or positioning purposes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Optical Transform (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP50066119A 1974-06-06 1975-06-03 移動距離及び速度を測定する装置 Expired JPS5826002B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742427236 DE2427236C2 (de) 1974-06-06 1974-06-06 Beugung von interferenzfähigem Licht

Publications (2)

Publication Number Publication Date
JPS517945A true JPS517945A (ja) 1976-01-22
JPS5826002B2 JPS5826002B2 (ja) 1983-05-31

Family

ID=5917422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50066119A Expired JPS5826002B2 (ja) 1974-06-06 1975-06-03 移動距離及び速度を測定する装置

Country Status (6)

Country Link
JP (1) JPS5826002B2 (ja)
CH (1) CH606988A5 (ja)
DE (1) DE2427236C2 (ja)
FR (1) FR2274056A1 (ja)
GB (1) GB1504001A (ja)
NL (1) NL182985C (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE421568B (sv) * 1980-05-28 1982-01-04 Optisk Forskning Inst Anordning for uppdelning av en ljusstrale i ett flertal stralar eller omvent
US4584484A (en) * 1983-10-03 1986-04-22 Hutchin Richard A Microscope for producing high resolution images without precision optics

Family Cites Families (2)

* 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
US3768911A (en) * 1971-08-17 1973-10-30 Keuffel & Esser Co Electro-optical incremental motion and position indicator

Also Published As

Publication number Publication date
NL182985B (nl) 1988-01-18
DE2427236A1 (de) 1975-12-18
NL7505650A (nl) 1975-12-09
GB1504001A (en) 1978-03-15
CH606988A5 (ja) 1978-11-30
NL182985C (nl) 1988-06-16
FR2274056A1 (fr) 1976-01-02
JPS5826002B2 (ja) 1983-05-31
FR2274056B3 (ja) 1978-12-29
DE2427236C2 (de) 1985-09-05

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