JP7623959B2 - 中空コアファイバの製造方法および中空コアファイバ用プリフォームの製造方法 - Google Patents

中空コアファイバの製造方法および中空コアファイバ用プリフォームの製造方法 Download PDF

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Publication number
JP7623959B2
JP7623959B2 JP2021570389A JP2021570389A JP7623959B2 JP 7623959 B2 JP7623959 B2 JP 7623959B2 JP 2021570389 A JP2021570389 A JP 2021570389A JP 2021570389 A JP2021570389 A JP 2021570389A JP 7623959 B2 JP7623959 B2 JP 7623959B2
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Prior art keywords
cladding
preform
hollow
longitudinal
tube
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Japanese (ja)
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JP2022541097A (ja
JP2022541097A5 (https=
Inventor
ローゼンベルガー マニュエル
ザットマン ラルフ
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Heraeus Quarzglas GmbH and Co KG
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Heraeus Quarzglas GmbH and Co KG
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    • 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
    • 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
    • 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
    • C03B37/012—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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • 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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01228—Removal of preform material
    • C03B37/01234—Removal of preform material to form longitudinal grooves, e.g. by chamfering
    • 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
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
JP2021570389A 2019-07-17 2020-07-15 中空コアファイバの製造方法および中空コアファイバ用プリフォームの製造方法 Active JP7623959B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19186735.7 2019-07-17
EP19186735.7A EP3766842B1 (de) 2019-07-17 2019-07-17 Verfahren zur herstellung einer hohlkernfaser und zur herstellung einer vorform für eine hohlkernfaser
PCT/EP2020/069973 WO2021009208A1 (de) 2019-07-17 2020-07-15 Verfahren zur herstellung einer hohlkernfaser und zur herstellung einer vorform für eine hohlkernfaser

Publications (3)

Publication Number Publication Date
JP2022541097A JP2022541097A (ja) 2022-09-22
JP2022541097A5 JP2022541097A5 (https=) 2023-03-29
JP7623959B2 true JP7623959B2 (ja) 2025-01-29

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JP2021570389A Active JP7623959B2 (ja) 2019-07-17 2020-07-15 中空コアファイバの製造方法および中空コアファイバ用プリフォームの製造方法

Country Status (5)

Country Link
US (1) US12378150B2 (https=)
EP (1) EP3766842B1 (https=)
JP (1) JP7623959B2 (https=)
CN (1) CN113939482B (https=)
WO (1) WO2021009208A1 (https=)

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GB2576190B (en) 2018-08-08 2022-03-09 Univ Southampton Hollow core optical fibre
CN117836247A (zh) 2021-08-06 2024-04-05 康宁股份有限公司 抗谐振空心光纤预制件及其制备方法
CN115072983B (zh) * 2022-06-10 2024-01-16 武汉长盈通光电技术股份有限公司 空芯反谐振光纤中间体预制棒的制备方法
CN114924345B (zh) * 2022-06-14 2023-04-11 东北大学 内六角毛细管及其制法和在多芯空分复用器的应用
CN115745391B (zh) * 2022-11-10 2024-07-12 长飞光纤光缆股份有限公司 一种一体式空芯光纤预制棒、光纤及其制备方法
CN116148972B (zh) * 2023-01-06 2026-04-10 江西师范大学 一种基于负曲率外套介质管的无节点反谐振空芯光纤
CN116047653A (zh) * 2023-01-06 2023-05-02 江西师范大学 一种基于多边形外套管的空芯反谐振光纤
AU2024270457A1 (en) * 2023-05-11 2026-01-15 University Of Central Florida Research Foundation, Inc. Anti-resonant hollow-core fibers featuring support structures
WO2025006663A2 (en) * 2023-06-29 2025-01-02 Ofs Fitel, Llc Sleeve for aligning hollow-core preform components
CN117420632A (zh) * 2023-10-19 2024-01-19 长飞光纤光缆股份有限公司 带增材标记的空芯微结构光纤、预制棒及拉丝检测方法
CN117420629A (zh) * 2023-10-19 2024-01-19 长飞光纤光缆股份有限公司 一种方位角标记的空芯光纤及空芯光纤端面检测方法
CN117420631A (zh) * 2023-10-19 2024-01-19 长飞光纤光缆股份有限公司 带减材标记的空芯微结构光纤、预制棒及拉丝检测方法
CN117420630A (zh) * 2023-10-19 2024-01-19 长飞光纤光缆股份有限公司 带折射率标记的空芯微结构光纤、其制备及检测方法
WO2026030264A1 (en) * 2024-08-02 2026-02-05 Corning Incorporated Anti-resonant hollow core optical fiber with recessed cladding tube
US20260036742A1 (en) * 2024-08-02 2026-02-05 Corning Incorporated Anti-resonant hollow core optical fiber with contacting capillaries
US20260035282A1 (en) * 2024-08-02 2026-02-05 Corning Incorporated Method of manufacturing a hollow core optical fiber
CN119828286B (zh) * 2025-01-10 2026-03-13 江苏亨通光导新材料有限公司 一种空芯光纤及其制备方法
CN120090103B (zh) * 2025-04-30 2025-08-15 陕西普利美材料科技有限公司 一种预埋导线包覆套及成型方法
CN120294905B (zh) * 2025-06-12 2026-01-30 深圳市同昇光电有限公司 一种反谐振空芯光纤

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WO2019008352A1 (en) 2017-07-05 2019-01-10 University Of Southampton METHOD FOR MANUFACTURING OPTICAL FIBER PREFORM
GB2566466A (en) 2017-09-13 2019-03-20 Univ Southampton Antiresonant hollow core preforms and optical fibres and methods of fabrication

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GB2566466A (en) 2017-09-13 2019-03-20 Univ Southampton Antiresonant hollow core preforms and optical fibres and methods of fabrication

Also Published As

Publication number Publication date
JP2022541097A (ja) 2022-09-22
EP3766842A1 (de) 2021-01-20
WO2021009208A1 (de) 2021-01-21
EP3766842B1 (de) 2025-02-12
US12378150B2 (en) 2025-08-05
US20220227658A1 (en) 2022-07-21
EP3766842C0 (de) 2025-02-12
CN113939482A (zh) 2022-01-14
CN113939482B (zh) 2023-12-26

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