CA942843A - Acousto-optical filter having scanned frequency compensated by controlled birefringence - Google Patents

Acousto-optical filter having scanned frequency compensated by controlled birefringence

Info

Publication number
CA942843A
CA942843A CA128,624A CA128624A CA942843A CA 942843 A CA942843 A CA 942843A CA 128624 A CA128624 A CA 128624A CA 942843 A CA942843 A CA 942843A
Authority
CA
Canada
Prior art keywords
acousto
optical filter
controlled birefringence
frequency compensated
scanned frequency
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
Application number
CA128,624A
Other languages
English (en)
Other versions
CA128624S (en
Inventor
Donald L. Hammond
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of CA942843A publication Critical patent/CA942843A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/11—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves
    • G02F1/116—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves using an optically anisotropic medium, wherein the incident and the diffracted light waves have different polarizations, e.g. acousto-optic tunable filter [AOTF]

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Filters (AREA)
CA128,624A 1970-12-14 1971-11-26 Acousto-optical filter having scanned frequency compensated by controlled birefringence Expired CA942843A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9752370A 1970-12-14 1970-12-14

Publications (1)

Publication Number Publication Date
CA942843A true CA942843A (en) 1974-02-26

Family

ID=22263810

Family Applications (1)

Application Number Title Priority Date Filing Date
CA128,624A Expired CA942843A (en) 1970-12-14 1971-11-26 Acousto-optical filter having scanned frequency compensated by controlled birefringence

Country Status (7)

Country Link
US (1) US3701583A (enExample)
JP (1) JPS535817B1 (enExample)
CA (1) CA942843A (enExample)
CH (1) CH541156A (enExample)
DE (1) DE2160044C3 (enExample)
FR (1) FR2118587A5 (enExample)
GB (1) GB1362234A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3756689A (en) * 1971-11-17 1973-09-04 Hewlett Packard Co Electronically tunable acousto-optic filter having selected crystal orientation
US3822379A (en) * 1972-12-15 1974-07-02 United Aircraft Corp Radio frequency pulse generator-correlator
US3780296A (en) * 1972-12-22 1973-12-18 Rca Ltd Automatic optical bias control for light modulators
US4272825A (en) * 1979-05-21 1981-06-09 Lansing Research Corporation Temperature compensation of tunable acoustic optical filters
GB2128354B (en) * 1982-09-29 1986-07-16 Standard Telephones Cables Ltd Integrated optic devices
US4602342A (en) * 1983-10-04 1986-07-22 Westinghouse Electric Corp. Acousto-optic tunable filter
JP2817642B2 (ja) * 1995-01-05 1998-10-30 日本電気株式会社 高速可変光波長フィルタ

Also Published As

Publication number Publication date
DE2160044B2 (de) 1977-09-22
DE2160044A1 (de) 1972-06-22
FR2118587A5 (enExample) 1972-07-28
DE2160044C3 (de) 1978-05-18
GB1362234A (en) 1974-07-30
CH541156A (de) 1973-08-31
JPS535817B1 (enExample) 1978-03-02
US3701583A (en) 1972-10-31

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