FR2274056B3 - - Google Patents

Info

Publication number
FR2274056B3
FR2274056B3 FR7517495A FR7517495A FR2274056B3 FR 2274056 B3 FR2274056 B3 FR 2274056B3 FR 7517495 A FR7517495 A FR 7517495A FR 7517495 A FR7517495 A FR 7517495A FR 2274056 B3 FR2274056 B3 FR 2274056B3
Authority
FR
France
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
Application number
FR7517495A
Other languages
French (fr)
Other versions
FR2274056A1 (fr
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 FR2274056A1 publication Critical patent/FR2274056A1/fr
Application granted granted Critical
Publication of FR2274056B3 publication Critical patent/FR2274056B3/fr
Granted 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)
FR7517495A 1974-06-06 1975-06-04 Dispositif de diffraction d'une lumiere apte a interferer Granted FR2274056A1 (fr)

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
FR2274056A1 FR2274056A1 (fr) 1976-01-02
FR2274056B3 true FR2274056B3 (ja) 1978-12-29

Family

ID=5917422

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517495A Granted FR2274056A1 (fr) 1974-06-06 1975-06-04 Dispositif de diffraction d'une lumiere apte a interferer

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
DE2427236A1 (de) 1975-12-18
NL7505650A (nl) 1975-12-09
JPS517945A (ja) 1976-01-22
JPS5826002B2 (ja) 1983-05-31
NL182985B (nl) 1988-01-18
DE2427236C2 (de) 1985-09-05
NL182985C (nl) 1988-06-16
CH606988A5 (ja) 1978-11-30
FR2274056A1 (fr) 1976-01-02
GB1504001A (en) 1978-03-15

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