FR2274056A1 - DEVICE FOR DIFFRACTION OF A LIGHT SUITABLE TO INTERFER - Google Patents

DEVICE FOR DIFFRACTION OF A LIGHT SUITABLE TO INTERFER

Info

Publication number
FR2274056A1
FR2274056A1 FR7517495A FR7517495A FR2274056A1 FR 2274056 A1 FR2274056 A1 FR 2274056A1 FR 7517495 A FR7517495 A FR 7517495A FR 7517495 A FR7517495 A FR 7517495A FR 2274056 A1 FR2274056 A1 FR 2274056A1
Authority
FR
France
Prior art keywords
interfer
diffraction
light suitable
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.)
Granted
Application number
FR7517495A
Other languages
French (fr)
Other versions
FR2274056B3 (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.)
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/en
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)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Transform (AREA)
FR7517495A 1974-06-06 1975-06-04 DEVICE FOR DIFFRACTION OF A LIGHT SUITABLE TO INTERFER Granted FR2274056A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742427236 DE2427236C2 (en) 1974-06-06 1974-06-06 Diffraction of interfering light

Publications (2)

Publication Number Publication Date
FR2274056A1 true FR2274056A1 (en) 1976-01-02
FR2274056B3 FR2274056B3 (en) 1978-12-29

Family

ID=5917422

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517495A Granted FR2274056A1 (en) 1974-06-06 1975-06-04 DEVICE FOR DIFFRACTION OF A LIGHT SUITABLE TO INTERFER

Country Status (6)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552895A1 (en) * 1983-10-03 1985-04-05 Hutchin Richard MICROSCOPE FOR OBTAINING HIGH-RESOLUTION IMAGES WITHOUT OPTICAL PRECISION

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE421568B (en) * 1980-05-28 1982-01-04 Optisk Forskning Inst DEVICE FOR DIVIDING A LIGHT BREAD INTO A MULTIPLE RADIATION OR vice versa

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2003492A1 (en) * 1970-01-27 1971-08-12 Leitz Ernst Gmbh Measuring method for step encoders for measuring lengths or angles as well as arrangements for carrying out this measuring method
US3768911A (en) * 1971-08-17 1973-10-30 Keuffel & Esser Co Electro-optical incremental motion and position indicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552895A1 (en) * 1983-10-03 1985-04-05 Hutchin Richard MICROSCOPE FOR OBTAINING HIGH-RESOLUTION IMAGES WITHOUT OPTICAL PRECISION

Also Published As

Publication number Publication date
DE2427236A1 (en) 1975-12-18
DE2427236C2 (en) 1985-09-05
NL182985C (en) 1988-06-16
NL182985B (en) 1988-01-18
NL7505650A (en) 1975-12-09
JPS5826002B2 (en) 1983-05-31
JPS517945A (en) 1976-01-22
FR2274056B3 (en) 1978-12-29
CH606988A5 (en) 1978-11-30
GB1504001A (en) 1978-03-15

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