JPWO2024101065A1 - - Google Patents

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Publication number
JPWO2024101065A1
JPWO2024101065A1 JP2024504251A JP2024504251A JPWO2024101065A1 JP WO2024101065 A1 JPWO2024101065 A1 JP WO2024101065A1 JP 2024504251 A JP2024504251 A JP 2024504251A JP 2024504251 A JP2024504251 A JP 2024504251A JP WO2024101065 A1 JPWO2024101065 A1 JP WO2024101065A1
Authority
JP
Japan
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
JP2024504251A
Other languages
Japanese (ja)
Other versions
JP7485253B1 (ja
JPWO2024101065A5 (https=
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 filed Critical
Priority claimed from PCT/JP2023/037065 external-priority patent/WO2024101065A1/ja
Priority to JP2024069590A priority Critical patent/JP2024102136A/ja
Application granted granted Critical
Publication of JP7485253B1 publication Critical patent/JP7485253B1/ja
Publication of JPWO2024101065A1 publication Critical patent/JPWO2024101065A1/ja
Publication of JPWO2024101065A5 publication Critical patent/JPWO2024101065A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • C03B37/0122—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube for making preforms of photonic crystal, microstructured or holey optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C03B37/02781—Hollow fibres, e.g. holey fibres
    • 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
    • G02B6/02323—Core having lower refractive index than cladding, e.g. photonic band gap guiding
    • G02B6/02328—Hollow or gas filled core
    • 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
    • G02B6/02361—Longitudinal structures forming multiple layers around the core, e.g. arranged in multiple rings with each ring having longitudinal elements at substantially the same radial distance from the core, having rotational symmetry about the fibre axis
    • 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
    • G02B6/02366—Single ring of structures, e.g. "air 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
    • G02B6/032—Optical fibres with cladding with or without a coating with non solid core or cladding
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
    • C03B2203/16—Hollow core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/42—Photonic crystal fibres, e.g. fibres using the photonic bandgap PBG effect, microstructured or holey optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/10—Fibre drawing or extruding details pressurised

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP2024504251A 2022-11-11 2023-10-12 中空コアファイバおよび中空コアファイバの製造方法 Active JP7485253B1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024069590A JP2024102136A (ja) 2022-11-11 2024-04-23 中空コアファイバの製造方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022181193 2022-11-11
JP2022181193 2022-11-11
PCT/JP2023/037065 WO2024101065A1 (ja) 2022-11-11 2023-10-12 中空コアファイバおよび中空コアファイバの製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024069590A Division JP2024102136A (ja) 2022-11-11 2024-04-23 中空コアファイバの製造方法

Publications (3)

Publication Number Publication Date
JP7485253B1 JP7485253B1 (ja) 2024-05-16
JPWO2024101065A1 true JPWO2024101065A1 (https=) 2024-05-16
JPWO2024101065A5 JPWO2024101065A5 (https=) 2024-10-09

Family

ID=91030885

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2024504251A Active JP7485253B1 (ja) 2022-11-11 2023-10-12 中空コアファイバおよび中空コアファイバの製造方法
JP2024069590A Pending JP2024102136A (ja) 2022-11-11 2024-04-23 中空コアファイバの製造方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024069590A Pending JP2024102136A (ja) 2022-11-11 2024-04-23 中空コアファイバの製造方法

Country Status (4)

Country Link
US (1) US20250164688A1 (https=)
EP (1) EP4617738A4 (https=)
JP (2) JP7485253B1 (https=)
CN (1) CN120035779A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118795592A (zh) * 2024-07-23 2024-10-18 中国移动通信有限公司研究院 空芯光纤

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3870713B2 (ja) * 2001-04-25 2007-01-24 住友電気工業株式会社 光ファイバの端部構造および光ファイバ
GB0214118D0 (en) * 2002-06-19 2002-07-31 Blazephotonics Ltd Improvements in and relating to optical fibres
GB0314485D0 (en) * 2003-06-20 2003-07-23 Blazephotonics Ltd Enhanced optical waveguide
US7321712B2 (en) * 2002-12-20 2008-01-22 Crystal Fibre A/S Optical waveguide
US7403689B2 (en) * 2003-11-19 2008-07-22 Corning Incorporated Active photonic band-gap optical fiber
US7280730B2 (en) * 2004-01-16 2007-10-09 Imra America, Inc. Large core holey fibers
GB0719376D0 (en) 2007-10-03 2007-11-14 Univ Bath Hollow-core photonic crystal fibre
US8285098B2 (en) * 2009-03-31 2012-10-09 Imra America, Inc. Wide bandwidth, low loss photonic bandgap fibers
JP5679420B2 (ja) * 2010-09-28 2015-03-04 株式会社フジクラ ソリッドフォトニックバンドギャップファイバおよび該ファイバを用いたファイバモジュールおよびファイバアンプ、ファイバレーザ
WO2014132963A1 (ja) * 2013-02-26 2014-09-04 株式会社フジクラ フォトニックバンドギャップファイバ用母材の製造方法、フォトニックバンドギャップファイバの製造方法、フォトニックバンドギャップファイバ用母材、及び、フォトニックバンドギャップファイバ
JP6448486B2 (ja) * 2015-06-30 2019-01-09 三菱電線工業株式会社 光ファイバ及び導光部材
DE102015009017A1 (de) 2015-07-10 2017-01-12 Liebherr-Verzahntechnik Gmbh Verfahren zur Herstellung eines verzahnten Werkstückes mit modifizierter Oberflächengeometrie
US20200115270A1 (en) * 2017-03-14 2020-04-16 Nanyang Technological University Fiber preform, optical fiber and methods for forming the same
EP3652571A4 (en) * 2017-07-13 2020-12-16 Nanyang Technological University FIBER PREFORM, FIBER OPTIC, ASSOCIATED TRAINING PROCESSES, AND OPTICAL DEVICES HAVING FIBER OPTIC
WO2020070487A1 (en) * 2018-10-03 2020-04-09 Lumenisity Limited Optical waveguide adapter assembly
GB2583352B (en) * 2019-04-24 2023-09-06 Univ Southampton Antiresonant hollow core fibre, preform therefor and method of fabrication
EP3766843B1 (de) * 2019-07-17 2024-11-13 Heraeus Quarzglas GmbH & Co. KG Verfahren zur herstellung einer hohlkernfaser und zur herstellung einer vorform für eine hohlkernfaser
CN115943333A (zh) * 2020-08-25 2023-04-07 株式会社友华 光纤终端结构、光连接部件以及空心光纤
JP2022181193A (ja) 2021-05-25 2022-12-07 有限会社横川鉄工所 簡易水栓及び簡易手洗い装置

Also Published As

Publication number Publication date
CN120035779A (zh) 2025-05-23
JP7485253B1 (ja) 2024-05-16
EP4617738A4 (en) 2026-03-11
JP2024102136A (ja) 2024-07-30
US20250164688A1 (en) 2025-05-22
EP4617738A1 (en) 2025-09-17

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