CA2058036A1 - Isolateur optique - Google Patents

Isolateur optique

Info

Publication number
CA2058036A1
CA2058036A1 CA 2058036 CA2058036A CA2058036A1 CA 2058036 A1 CA2058036 A1 CA 2058036A1 CA 2058036 CA2058036 CA 2058036 CA 2058036 A CA2058036 A CA 2058036A CA 2058036 A1 CA2058036 A1 CA 2058036A1
Authority
CA
Canada
Prior art keywords
optical isolator
incident light
optical
polarization
plane
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
CA 2058036
Other languages
English (en)
Other versions
CA2058036C (fr
Inventor
Kazuo Shiraishi
Kazuhiro Nakajima
Yasuo Numajiri
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.)
Sumitomo Metal Mining Co Ltd
Original Assignee
Individual
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
Priority claimed from JP41227890A external-priority patent/JP2904442B2/ja
Priority claimed from JP4302791A external-priority patent/JPH04260019A/ja
Priority claimed from JP9526691A external-priority patent/JPH04324416A/ja
Priority claimed from JP9526791A external-priority patent/JPH04324417A/ja
Priority claimed from JP13426591A external-priority patent/JPH04359220A/ja
Priority claimed from JP13664891A external-priority patent/JPH04360119A/ja
Priority claimed from JP13664791A external-priority patent/JPH04360118A/ja
Application filed by Individual filed Critical Individual
Publication of CA2058036A1 publication Critical patent/CA2058036A1/fr
Publication of CA2058036C publication Critical patent/CA2058036C/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related 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 
    • G02F1/09—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 magneto-optical elements, e.g. exhibiting Faraday effect
    • G02F1/093—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 magneto-optical elements, e.g. exhibiting Faraday effect used as non-reciprocal devices, e.g. optical isolators, circulators
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/06—Polarisation independent

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
CA 2058036 1990-12-20 1991-12-18 Isolateur optique Expired - Fee Related CA2058036C (fr)

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
JP41227890A JP2904442B2 (ja) 1990-12-20 1990-12-20 光アイソレータ
JP2-412278 1990-12-20
JP3-043027 1991-02-15
JP4302791A JPH04260019A (ja) 1991-02-15 1991-02-15 光アイソレータ
JP3-095267 1991-04-25
JP3-095266 1991-04-25
JP9526791A JPH04324417A (ja) 1991-04-25 1991-04-25 光アイソレータ
JP9526691A JPH04324416A (ja) 1991-04-25 1991-04-25 光アイソレータ
JP13426591A JPH04359220A (ja) 1991-06-05 1991-06-05 光アイソレータ
JP3-134265 1991-06-05
JP13664891A JPH04360119A (ja) 1991-06-07 1991-06-07 光アイソレータ
JP3-136648 1991-06-07
JP13664791A JPH04360118A (ja) 1991-06-07 1991-06-07 光アイソレータ
JP3-136647 1991-06-07

Publications (2)

Publication Number Publication Date
CA2058036A1 true CA2058036A1 (fr) 1992-06-21
CA2058036C CA2058036C (fr) 1997-10-28

Family

ID=27564558

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2058036 Expired - Fee Related CA2058036C (fr) 1990-12-20 1991-12-18 Isolateur optique

Country Status (3)

Country Link
EP (1) EP0492437B1 (fr)
CA (1) CA2058036C (fr)
DE (1) DE69124955T2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2775547B2 (ja) * 1992-02-17 1998-07-16 秩父小野田株式会社 光アイソレータ
US9268159B2 (en) * 2012-11-09 2016-02-23 Electro-Optics Technology, Inc. Low focal shift kW class optical isolator
US10718963B1 (en) 2016-11-16 2020-07-21 Electro-Optics Technology, Inc. High power faraday isolators and rotators using potassium terbium fluoride crystals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55121215U (fr) * 1979-02-21 1980-08-28
DD152212A1 (de) * 1980-07-15 1981-11-18 Volkmar Norkus Optisches system zur umwandlung der polarisation von licht

Also Published As

Publication number Publication date
EP0492437A1 (fr) 1992-07-01
DE69124955D1 (de) 1997-04-10
EP0492437B1 (fr) 1997-03-05
CA2058036C (fr) 1997-10-28
DE69124955T2 (de) 1997-11-27

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed