JPS6158809B2 - - Google Patents

Info

Publication number
JPS6158809B2
JPS6158809B2 JP55176687A JP17668780A JPS6158809B2 JP S6158809 B2 JPS6158809 B2 JP S6158809B2 JP 55176687 A JP55176687 A JP 55176687A JP 17668780 A JP17668780 A JP 17668780A JP S6158809 B2 JPS6158809 B2 JP S6158809B2
Authority
JP
Japan
Prior art keywords
light
polarization
tapered
splitting element
lens
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
JP55176687A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57100410A (en
Inventor
Masataka Shirasaki
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP55176687A priority Critical patent/JPS57100410A/ja
Priority to EP81305823A priority patent/EP0054411B1/en
Priority to DE8181305823T priority patent/DE3172735D1/de
Priority to US06/329,940 priority patent/US4548478A/en
Priority to CA000392164A priority patent/CA1169282A/en
Publication of JPS57100410A publication Critical patent/JPS57100410A/ja
Publication of JPS6158809B2 publication Critical patent/JPS6158809B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2746—Optical coupling means with polarisation selective and adjusting means comprising non-reciprocal devices, e.g. isolators, FRM, circulators, quasi-isolators
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4207—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback
    • G02B6/4208—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback using non-reciprocal elements or birefringent plates, i.e. quasi-isolators
    • G02B6/4209—Optical features
    • 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 
    • G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/0305—Constructional arrangements
    • G02F1/0311—Structural association of optical elements, e.g. lenses, polarizers, phase plates, with the crystal
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)
JP55176687A 1980-12-15 1980-12-15 Optical isolator Granted JPS57100410A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP55176687A JPS57100410A (en) 1980-12-15 1980-12-15 Optical isolator
EP81305823A EP0054411B1 (en) 1980-12-15 1981-12-10 Optical arrangement for optically coupling optical fibres
DE8181305823T DE3172735D1 (en) 1980-12-15 1981-12-10 Optical arrangement for optically coupling optical fibres
US06/329,940 US4548478A (en) 1980-12-15 1981-12-11 Optical device
CA000392164A CA1169282A (en) 1980-12-15 1981-12-14 Optical modulator device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55176687A JPS57100410A (en) 1980-12-15 1980-12-15 Optical isolator

Publications (2)

Publication Number Publication Date
JPS57100410A JPS57100410A (en) 1982-06-22
JPS6158809B2 true JPS6158809B2 (en, 2012) 1986-12-13

Family

ID=16017965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55176687A Granted JPS57100410A (en) 1980-12-15 1980-12-15 Optical isolator

Country Status (5)

Country Link
US (1) US4548478A (en, 2012)
EP (1) EP0054411B1 (en, 2012)
JP (1) JPS57100410A (en, 2012)
CA (1) CA1169282A (en, 2012)
DE (1) DE3172735D1 (en, 2012)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007256616A (ja) * 2006-03-23 2007-10-04 Sumitomo Metal Mining Co Ltd 高出力レーザー用偏波無依存型光アイソレータ
JP2008194751A (ja) * 2007-01-15 2008-08-28 Sumitomo Electric Ind Ltd レーザ加工装置
WO2013002402A1 (ja) 2011-06-29 2013-01-03 フルウチ化学株式会社 コリメータおよびコリメータ付き光アイソレータ

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* Cited by examiner, † Cited by third party
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JPS58116515A (ja) * 1981-12-29 1983-07-11 Fujitsu Ltd 光アイソレ−タ
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CA1253726A (en) * 1982-06-28 1989-05-09 Masataka Shirasaki Polarization rotation compensator and optical isolator using the same
JPH0827441B2 (ja) * 1982-07-28 1996-03-21 富士通株式会社 光アイソレ−タ
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US4893890A (en) * 1988-05-04 1990-01-16 Lutes George F Low-loss, high-isolation, fiber-optic isolator
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US5191467A (en) * 1991-07-24 1993-03-02 Kaptron, Inc. Fiber optic isolater and amplifier
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US5402509A (en) * 1991-09-12 1995-03-28 Fujitsu Limited Optical fiber coupling device including lenses and magnetooptics
US5631771A (en) * 1991-09-19 1997-05-20 Lucent Technologies Inc. Optical isolator with polarization dispersion and differential transverse deflection correction
US5864428A (en) * 1992-01-13 1999-01-26 Hesline; Raymond Polarizing device
JP2775547B2 (ja) * 1992-02-17 1998-07-16 秩父小野田株式会社 光アイソレータ
US5291571A (en) * 1992-03-19 1994-03-01 Fujitsu Limited Duplicated light source module
JP2757093B2 (ja) * 1992-04-20 1998-05-25 富士電気化学株式会社 無偏波分散型光アイソレータ
US5889609A (en) * 1992-07-31 1999-03-30 Fujitsu Limited Optical attenuator
JPH08505961A (ja) * 1993-01-21 1996-06-25 イー−テック・ダイナミックス・インコーポレイテッド 偏光モード分散の低い光学装置
US5276747A (en) * 1993-01-21 1994-01-04 E-Tek Dynamics, Inc. Polarization-independent optical switch/attenuator
JP2986302B2 (ja) * 1993-03-10 1999-12-06 松下電器産業株式会社 光アイソレータ
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US5602673A (en) * 1993-12-29 1997-02-11 Lucent Technologies Inc. Optical isolator without polarization mode dispersion
JP3153406B2 (ja) * 1994-03-03 2001-04-09 松下電器産業株式会社 光回路及びそれを用いた光伝送システム
GB2293024A (en) * 1994-09-07 1996-03-13 Northern Telecom Ltd Optical isolator functioning at least twice in different pathways
US5539574A (en) * 1994-12-21 1996-07-23 At&T Corp. Optical isolator with fabry-perot ripple reduction
JP2774467B2 (ja) * 1995-08-14 1998-07-09 彰二郎 川上 偏波無依存型光アイソレータ装置
JP3660402B2 (ja) * 1995-08-23 2005-06-15 富士通株式会社 光フィルタ
JP3667827B2 (ja) * 1995-08-29 2005-07-06 富士通株式会社 ファラデー回転子
JP3770945B2 (ja) * 1995-10-31 2006-04-26 富士通株式会社 入射角が可変な光学膜を有する光デバイス
US6048103A (en) * 1995-12-21 2000-04-11 Kyocera Corporation Polarization independent optical isolator with integrally assembled birefringent crystal element and Faraday rotator
US5808793A (en) 1996-01-17 1998-09-15 Hewlett-Packard Company Low-cost compact optical isolators
JP3739471B2 (ja) 1996-03-01 2006-01-25 富士通株式会社 光可変減衰器
JP3737566B2 (ja) * 1996-06-20 2006-01-18 富士通株式会社 光デバイス
JP3773601B2 (ja) * 1996-09-18 2006-05-10 富士通株式会社 ファラデー回転子
JPH10161076A (ja) * 1996-11-29 1998-06-19 Fujitsu Ltd 磁気光学効果を利用した光デバイス
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DE19725720A1 (de) * 1997-06-18 1998-12-24 Alsthom Cge Alcatel Optischer Isolator und Wellenlängenmuliplexer-Modul mit integriertem optischen Isolator
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US6269202B1 (en) 1997-10-10 2001-07-31 Dicon Fiberoptics, Inc. Highly temperature stable filter for fiberoptic applications and system for altering the wavelength or other characteristics of optical devices
JPH11218721A (ja) * 1997-11-07 1999-08-10 Samsung Electronics Co Ltd 多段複合光学装置
KR100288443B1 (ko) * 1997-12-08 2001-05-02 윤종용 아이솔레이터를이용한광변조기및이를구비한광전송장치
US6441955B1 (en) 1998-02-27 2002-08-27 Fujitsu Limited Light wavelength-multiplexing systems
US6496300B2 (en) 1998-02-27 2002-12-17 Fujitsu Limited Optical amplifier
US6078710A (en) * 1998-04-02 2000-06-20 Oplink Communications, Inc. Method and system for providing a multi-channel optical filter
US6330097B1 (en) 1998-04-08 2001-12-11 Corning Applied Technologies Corp. High-speed electro-optic modulator
US6137619A (en) * 1998-04-08 2000-10-24 Nz Applied Technologies, Incorporated High-speed electro-optic modulator
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US6226115B1 (en) 1998-09-30 2001-05-01 Fujitsu Limited Optical circulator or switch having a birefringent wedge positioned between faraday rotators
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US6259831B1 (en) * 1999-06-29 2001-07-10 Reveo, Inc. All-optical interconnect utilizing polarization gates
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JP2002252420A (ja) * 2000-12-15 2002-09-06 Furukawa Electric Co Ltd:The 半導体レーザ素子、半導体レーザモジュールおよびその製造方法ならびに光ファイバ増幅器
US6628461B2 (en) * 2001-01-10 2003-09-30 Finisar Corporation Method and apparatus for a polarization beam splitter/combiner with an integrated optical isolator
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US7426325B2 (en) * 2007-01-04 2008-09-16 Electro-Optics Technology, Inc. Compact, high power, fiber pigtailed faraday isolators
JP5176853B2 (ja) 2007-10-09 2013-04-03 住友電気工業株式会社 光学モジュール及びそれを含む光源装置
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JPWO2010016541A1 (ja) 2008-08-06 2012-01-26 株式会社精工技研 偏光依存型光アイソレータ用非相反ユニット及び偏光依存型光アイソレータ
JP5439669B2 (ja) 2011-05-19 2014-03-12 株式会社エス・エム・エムプレシジョン 偏波無依存型光アイソレータ
JP5535150B2 (ja) 2011-08-25 2014-07-02 株式会社エス・エム・エムプレシジョン 偏波無依存型光アイソレータ
CN102707461B (zh) * 2012-05-31 2015-03-04 福建华科光电有限公司 偏振无关光学隔离器的制造方法、光学件键合工艺和溶液
CN103217815B (zh) * 2013-03-07 2015-09-16 深圳朗光科技有限公司 光隔离器
EP3230685B1 (en) 2014-12-14 2022-04-27 Cylite Pty Ltd Multichannel optical receivers
KR101751704B1 (ko) 2014-12-30 2017-06-30 광주과학기술원 광 아이솔레이터
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CN106353855A (zh) * 2016-11-14 2017-01-25 福建福晶科技股份有限公司 一种高隔离度光隔离器
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CN113126210A (zh) 2020-01-16 2021-07-16 福州高意通讯有限公司 一种单边出纤光隔离器
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007256616A (ja) * 2006-03-23 2007-10-04 Sumitomo Metal Mining Co Ltd 高出力レーザー用偏波無依存型光アイソレータ
JP2008194751A (ja) * 2007-01-15 2008-08-28 Sumitomo Electric Ind Ltd レーザ加工装置
WO2013002402A1 (ja) 2011-06-29 2013-01-03 フルウチ化学株式会社 コリメータおよびコリメータ付き光アイソレータ
US9557586B2 (en) 2011-06-29 2017-01-31 Furuuchi Chemical Corporation Collimator and optical isolator with collimator

Also Published As

Publication number Publication date
JPS57100410A (en) 1982-06-22
DE3172735D1 (en) 1985-11-28
EP0054411B1 (en) 1985-10-23
EP0054411A1 (en) 1982-06-23
US4548478A (en) 1985-10-22
CA1169282A (en) 1984-06-19

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