DE69225242D1 - Hohle optische mehrkern-faser und herstellungsverfahren - Google Patents

Hohle optische mehrkern-faser und herstellungsverfahren

Info

Publication number
DE69225242D1
DE69225242D1 DE69225242T DE69225242T DE69225242D1 DE 69225242 D1 DE69225242 D1 DE 69225242D1 DE 69225242 T DE69225242 T DE 69225242T DE 69225242 T DE69225242 T DE 69225242T DE 69225242 D1 DE69225242 D1 DE 69225242D1
Authority
DE
Germany
Prior art keywords
manufacturing
core fiber
optical multi
hollow optical
hollow
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 - Lifetime
Application number
DE69225242T
Other languages
English (en)
Other versions
DE69225242T2 (de
Inventor
Shinichi - Teshima
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE69225242D1 publication Critical patent/DE69225242D1/de
Publication of DE69225242T2 publication Critical patent/DE69225242T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/032—Optical fibres with cladding with or without a coating with non solid core or cladding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02042—Multicore optical fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02319—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by core or core-cladding interface features
    • G02B6/02338—Structured core, e.g. core contains more than one material, non-constant refractive index distribution in core, asymmetric or non-circular elements in core unit, multiple cores, insertions between core and clad
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/02347—Longitudinal structures arranged to form a regular periodic lattice, e.g. triangular, square, honeycomb unit cell repeated throughout cladding
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/02347—Longitudinal structures arranged to form a regular periodic lattice, e.g. triangular, square, honeycomb unit cell repeated throughout cladding
    • G02B6/02352—Complex periodic lattices or multiple interpenetrating periodic lattices, e.g. unit cell having more than two materials, partially internally coated holes, for multiple bandgaps

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Multicomponent Fibers (AREA)
DE69225242T 1992-09-30 1992-09-30 Hohle optische mehrkern-faser und herstellungsverfahren Expired - Lifetime DE69225242T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1992/001260 WO1994008261A1 (en) 1992-09-30 1992-09-30 Hollow multicore optical fiber and manufacture thereof

Publications (2)

Publication Number Publication Date
DE69225242D1 true DE69225242D1 (de) 1998-05-28
DE69225242T2 DE69225242T2 (de) 1998-12-24

Family

ID=14042566

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225242T Expired - Lifetime DE69225242T2 (de) 1992-09-30 1992-09-30 Hohle optische mehrkern-faser und herstellungsverfahren

Country Status (6)

Country Link
US (1) US5471553A (de)
EP (1) EP0621496B1 (de)
KR (1) KR0136752B1 (de)
DE (1) DE69225242T2 (de)
GB (1) GB2302183B (de)
WO (1) WO1994008261A1 (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5802236A (en) * 1997-02-14 1998-09-01 Lucent Technologies Inc. Article comprising a micro-structured optical fiber, and method of making such fiber
US6188824B1 (en) * 1997-02-07 2001-02-13 Asahi Kasei Kogyo Kabushiki Kaisha Optical signal transmission multicore plastic optical fiber
DE19714080B4 (de) * 1997-04-05 2005-09-08 Rennebeck, Klaus, Dr. Verwendung von Mikrohohlfasern
GB9713422D0 (en) 1997-06-26 1997-08-27 Secr Defence Single mode optical fibre
US6687441B1 (en) * 1999-03-12 2004-02-03 Corning Incorporated Large effective area waveguide fiber
US6343174B1 (en) * 1999-07-30 2002-01-29 Ceramoptec Industries, Inc. Laser delivery system with optical fibers having fluid delivery channels
US6571045B2 (en) * 2000-01-21 2003-05-27 Sumitomo Electric Industries, Ltd. Microstructured optical fiber
JP4211194B2 (ja) * 2000-05-15 2009-01-21 住友電気工業株式会社 光ファイバ
US6606440B2 (en) 2000-05-15 2003-08-12 Sumitomo Electric Industries, Ltd. Microstructured optical fiber
AUPQ968800A0 (en) * 2000-08-25 2000-09-21 University Of Sydney, The Polymer optical waveguide
EP1366221A4 (de) 2000-09-15 2006-01-18 First Quality Fibers Llc Verfahren zur herstellung von lichtwellenleiterfaser aus halbkristallinem polymer
US6512871B2 (en) 2001-02-12 2003-01-28 Gazillion Bits, Inc. Dispersion compensating fiber with void pattern in secondary core
FR2822242B1 (fr) * 2001-03-16 2003-08-15 Cit Alcatel Fibre optique photonique a forte surface effective
FR2822243B1 (fr) * 2001-03-16 2003-06-20 Cit Alcatel Fibre optique photonique a double gaine
US6645410B2 (en) * 2001-05-17 2003-11-11 Entegris, Inc. Manufacturing apparatus and method for multiple containment tubing
AUPR518201A0 (en) * 2001-05-22 2001-06-14 Redfern Photonics Pty Limited Method of optical fibre preform manufacture
WO2002101429A2 (en) * 2001-06-08 2002-12-19 Crystal Fibre A/S Photonic bandgap fibre, and use thereof
US7272285B2 (en) * 2001-07-16 2007-09-18 Massachusetts Institute Of Technology Fiber waveguides and methods of making the same
AUPR949901A0 (en) * 2001-12-17 2002-01-24 University Of Sydney, The Ring structures in optical fibres
US7062126B2 (en) * 2002-06-07 2006-06-13 Kersey Alan D Tunable optical filter having large diameter optical waveguide with bragg grating and being configured for reducing the bulk modulus of compressibility thereof
JP2007514965A (ja) * 2003-11-24 2007-06-07 ザ ユニバーシティ オブ シドニー 撮像用マルチコア微細構造光ファイバー
US7708688B2 (en) * 2004-03-15 2010-05-04 Paradigm Optics, Incorporated Polymer endoscopic shaft
US7331954B2 (en) * 2004-04-08 2008-02-19 Omniguide, Inc. Photonic crystal fibers and medical systems including photonic crystal fibers
US7909817B2 (en) 2005-06-08 2011-03-22 Innovaquartz, Inc. (AMS Research Corporation) Lateral laser fiber for high average power and peak pulse energy
EP1969685A2 (de) * 2005-11-18 2008-09-17 Crystal Fibre A/S Verbesserte aktive optische faser mit wellenlängenselektivem filtermechanismus, herstellungsverfahren und verwendung dafür
US8858542B2 (en) * 2007-08-03 2014-10-14 Ams Research Corporation Side-firing fiber delivery device with active cooling cap
AU2008283843A1 (en) * 2007-08-06 2009-02-12 Lighthouse, Imaging Corporation Endoscope
US20100166379A1 (en) * 2008-12-31 2010-07-01 E. I. Du Pont De Nemours And Company Fiber guide for fiber optic cables
WO2010087595A2 (ko) * 2009-01-30 2010-08-05 웅진케미칼 주식회사 광변조 물체
CN102576131B (zh) * 2009-08-31 2015-09-02 旭化成电子材料株式会社 光学旋转连接接头
US9063299B2 (en) 2009-12-15 2015-06-23 Omni Guide, Inc. Two-part surgical waveguide
WO2011160646A1 (en) * 2010-06-25 2011-12-29 Nkt Photonics A/S Large core area single mode optical fiber
DE102011106524A1 (de) * 2011-07-04 2013-01-10 Ching-Yuan Hwang Lichtleitrohr aus Verbundmaterial
JP2015510253A (ja) * 2011-12-13 2015-04-02 オーエフエス ファイテル，エルエルシー マルチコアエルビウムドープファイバアンプ
US9025239B2 (en) * 2011-12-13 2015-05-05 Ofs Fitel, Llc Multi-core erbium-doped fiber amplifier
JP6134143B2 (ja) * 2013-01-11 2017-05-24 旭化成株式会社 中空多芯プラスチック光ファイバ
KR20150030313A (ko) * 2013-09-11 2015-03-20 한국전자통신연구원 간단한 구조를 갖는 광섬유 인선장치 및 그를 이용한 광섬유 인선방법
WO2017010378A1 (ja) * 2015-07-10 2017-01-19 シャープ株式会社 体内撮像装置、体内監視カメラシステム
CN111132598B (zh) * 2017-09-22 2023-07-25 东丽株式会社 医疗器械照明用塑料光纤和使用它的医疗器械灯
US10578797B2 (en) * 2018-01-24 2020-03-03 Stc.Unm Hollow core optical fiber with light guiding within a hollow region based on transverse anderson localization of light
WO2020021590A1 (ja) * 2018-07-23 2020-01-30 オリンパス株式会社 内視鏡装置
BR112021026807A2 (pt) * 2019-07-02 2022-02-15 Essilor Int Impressão 3d fdm de lente óptica com alta clareza e resistência mecânica
JP6917414B2 (ja) * 2019-07-19 2021-08-11 株式会社フジクラ イメージファイバ、イメージファイバを有する内視鏡、及び内視鏡を有する内視鏡システム

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4421176B1 (de) * 1965-04-15 1969-09-10
US3556635A (en) * 1967-05-23 1971-01-19 Dow Chemical Co Fiber optic bundle
US3823996A (en) * 1973-04-05 1974-07-16 Bell Telephone Labor Inc Multicore, multimode optical wave transmission line
US3902880A (en) * 1974-01-16 1975-09-02 American Optical Corp Method of making a fiber optic illuminating halo
JPS54116417A (en) * 1978-03-03 1979-09-10 Toray Ind Inc Spinneret for three-component island-in-sea type composite fibers
JPS55133003A (en) * 1979-04-04 1980-10-16 Furukawa Electric Co Ltd:The Production of multicore type optical fiber
JPS5639505A (en) * 1979-09-10 1981-04-15 Toray Ind Inc Ultrafine fiber optical element and its production
JPS61109418A (ja) * 1984-10-30 1986-05-27 四国電力株式会社 三相回路用配電線断線検出装置
JPS623038A (ja) * 1985-06-28 1987-01-09 Mitsubishi Rayon Co Ltd 光伝送性集合フアイバ−製造用紡糸口金装置
JPS623206A (ja) * 1985-06-28 1987-01-09 Mitsubishi Rayon Co Ltd 光伝送性集合フアイバ−
JPS6275603A (ja) * 1985-09-30 1987-04-07 Mitsubishi Rayon Co Ltd 光伝送性集合フアイバ−
CA1286133C (en) * 1986-06-20 1991-07-16 Hiromu Terada Multifilament type plastic optical fiber and process for preparation thereof
DE3769581D1 (de) * 1986-09-22 1991-05-29 Mitsubishi Rayon Co Kunststoffmultifilamentfaser als optische faser.
CA1314742C (en) * 1986-12-12 1993-03-23 Hiromu Terada Optical fiber array
US4806289A (en) * 1987-01-16 1989-02-21 The Dow Chemical Company Method of making a hollow light pipe
CA1292461C (en) * 1987-02-12 1991-11-26 Hiromu Terada Endoscope
US4805987A (en) * 1987-12-29 1989-02-21 Laakmann Katherine D Hollow lightpipe using a low refractive index inner layer
US5221308A (en) * 1988-09-21 1993-06-22 3M Low loss infrared transmitting hollow core optical fiber method of manufacture
JPH02176605A (ja) * 1988-12-28 1990-07-09 Mitsubishi Rayon Co Ltd プラスチック製マルチ光ファイバ、その製造方法および装置
EP0387754A1 (de) * 1989-03-17 1990-09-19 Schott Glaswerke Kathetersystem zur Uebertragung von Laserstrahlung in Gefaesssysteme des menschlichen Koerpers
JPH03197904A (ja) * 1989-12-27 1991-08-29 Mitsubishi Rayon Co Ltd マルチフィラメント型光ファイバ及びその製法
JPH03245105A (ja) * 1990-02-23 1991-10-31 Mitsubishi Rayon Co Ltd 内視鏡
JPH04126125A (ja) * 1990-09-18 1992-04-27 Toshiba Corp 内視鏡
US5155792A (en) * 1991-06-27 1992-10-13 Hughes Aircraft Company Low index of refraction optical fiber with tubular core and/or cladding

Also Published As

Publication number Publication date
DE69225242T2 (de) 1998-12-24
GB2302183A8 (en) 1997-01-14
GB2302183A (en) 1997-01-08
US5471553A (en) 1995-11-28
EP0621496A4 (de) 1995-02-08
GB9309463D0 (en) 1996-11-13
EP0621496A1 (de) 1994-10-26
WO1994008261A1 (en) 1994-04-14
KR0136752B1 (en) 1998-06-15
EP0621496B1 (de) 1998-04-22
GB2302183B (en) 1997-10-22

Similar Documents

Publication Publication Date Title
DE69225242T2 (de) Hohle optische mehrkern-faser und herstellungsverfahren
DE69323958D1 (de) Optische Wellenleiter-Anordnung und Herstellungsmethode
DE69303654D1 (de) Optische Wellenleitervorrichtung und Herstellungsverfahren
BR9306643A (pt) Organizador de emendas de fibras óptical e método associado
DE69307215D1 (de) Beschichtete optische Faser und Herstellungverfahren
NO943396D0 (no) Kjerne av båndlignende optisk fiber
DE69320541D1 (de) Faseroptischer Stecker und seine Herstellungsmethode
DE69515475D1 (de) Optischer faser-laser
DE69231651T2 (de) Fiberoptischer Spleiss
DE69224479T2 (de) Lichtleitfaserspleiss
DE69117672D1 (de) Faseroptische Spule und Herstellungsverfahren
DE69312292D1 (de) Umhüllte polarisationserhaltende optische faser und zugehöriges herstellungsverfahren
FI921723A (fi) Belagd optisk fiber och foerfarnde foer framstaellning av denna
DE69418141T2 (de) Optische Faserelemente
DE69120436D1 (de) Beschichtete optische Faser und Herstellungsverfahren
DE69306699D1 (de) Faseroptischer Koppler und Herstellungsverfahren
KR900012852A (ko) 광섬유 제조방법
DK0614856T3 (da) Fremstilling af optisk fiber med høj strækstyrke under anvendelse af sol-gel
DE69731176D1 (de) Optische Wellenleitervorrichtung und Herstellungsverfahren
FR2751955B1 (fr) Fibre optique et son procede de fabrication
DE69326707D1 (de) Faseroptischer Koppler und seine Herstellungsmethode
DE69507009T2 (de) Optische Faseranordnung und dessen Herstellungsverfahren
DE69301761D1 (de) Optische Glasfaser
DE69502919T2 (de) Lasergläser und Laserglasfaser
FR2753542B1 (fr) Module de reseau de fibres optiques et procede de fabrication de ce module

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
R071 Expiry of right

Ref document number: 621496

Country of ref document: EP