JP5132563B2 - 低曲げ損失光ファイバ - Google Patents
低曲げ損失光ファイバ Download PDFInfo
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- JP5132563B2 JP5132563B2 JP2008533410A JP2008533410A JP5132563B2 JP 5132563 B2 JP5132563 B2 JP 5132563B2 JP 2008533410 A JP2008533410 A JP 2008533410A JP 2008533410 A JP2008533410 A JP 2008533410A JP 5132563 B2 JP5132563 B2 JP 5132563B2
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- optical fiber
- refractive index
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- 239000013307 optical fiber Substances 0.000 title claims description 77
- 238000005452 bending Methods 0.000 title claims description 36
- 238000000576 coating method Methods 0.000 claims description 57
- 239000011248 coating agent Substances 0.000 claims description 54
- 238000005253 cladding Methods 0.000 claims description 35
- 239000006185 dispersion Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 16
- 239000000178 monomer Substances 0.000 claims description 16
- 230000009477 glass transition Effects 0.000 claims description 6
- 239000000835 fiber Substances 0.000 description 73
- 230000003287 optical effect Effects 0.000 description 31
- 239000010410 layer Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 14
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 239000002861 polymer material Substances 0.000 description 5
- 238000001069 Raman spectroscopy Methods 0.000 description 4
- LFYJSSARVMHQJB-QIXNEVBVSA-N bakuchiol Chemical compound CC(C)=CCC[C@@](C)(C=C)\C=C\C1=CC=C(O)C=C1 LFYJSSARVMHQJB-QIXNEVBVSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 4
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
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- 229910052732 germanium Inorganic materials 0.000 description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- VFBJXXJYHWLXRM-UHFFFAOYSA-N 2-[2-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]ethylsulfanyl]ethyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCCSCCOC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 VFBJXXJYHWLXRM-UHFFFAOYSA-N 0.000 description 2
- 101710121003 Oxygen-evolving enhancer protein 3, chloroplastic Proteins 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- QNODIIQQMGDSEF-UHFFFAOYSA-N (1-hydroxycyclohexyl)-phenylmethanone Chemical compound C=1C=CC=CC=1C(=O)C1(O)CCCCC1 QNODIIQQMGDSEF-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- OYFJQPXVCSSHAI-QFPUQLAESA-N enalapril maleate Chemical compound OC(=O)\C=C/C(O)=O.C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](CCC1)C(O)=O)CC1=CC=CC=C1 OYFJQPXVCSSHAI-QFPUQLAESA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000005019 vapor deposition process Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Images
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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
- G02B6/0365—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only arranged - - +
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02228—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range
- G02B6/02238—Low dispersion slope fibres
- G02B6/02242—Low dispersion slope fibres having a dispersion slope <0.06 ps/km/nm2
-
- 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
- G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
-
- 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0283—Graded index region external to the central core segment, e.g. sloping layer or triangular or trapezoidal layer
- G02B6/0285—Graded index layer adjacent to the central core segment and ending at the outer cladding index
-
- 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0286—Combination of graded index in the central core segment and a graded index layer external to the central core segment
-
- 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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
- G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +
-
- 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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
-
- 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
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
- G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
- G02B6/02014—Effective area greater than 60 square microns in the C band, i.e. 1530-1565 nm
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02266—Positive dispersion fibres at 1550 nm
-
- 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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03605—Highest refractive index not on central axis
- G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/14—Mode converters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Description
200 クラッド層
300 光導波路ファイバ
P 第一コーティング
S 第二コーティング
Claims (5)
- 光ファイバにおいて、
屈折率プロファイルを有するコア領域、
前記コア領域を囲む外層環状クラッド領域、
前記外層環状クラッド領域に接して前記クラッド領域を囲む第一コーティングであって、0.8MPaより低いヤング率及び−25℃より低いガラス転移温度を有する、第一コーティング、及び
前記第一コーティングを囲む第二コーティングであって、1400MPaより高いヤング率を有する、第二コーティング、
を備え、
前記屈折率プロファイルが、7.0以下のMAC数、1310nmにおいて8.2μmと9.0μmとの間のモードフィールド径、1260nmより短いケーブル遮断波長、1450nmより短いゼロ分散波長、及び5.0dB/m以下の1550nmにおける20mm径曲げ損失を与えること、及び、
前記外層環状クラッド領域に対する前記コアの相対屈折率プロファイルは、負であるセグメントを少なくとも1つ有する
ことを特徴とする光ファイバ。 - 前記第一コーティングがオリゴマー及び少なくとも1つのモノマーを含有する第一硬化性組成物の硬化生成物であることを特徴とする請求項1に記載の光ファイバ。
- 前記第一硬化性組成物の総オリゴマー含有量が約40重量%と約60重量%の間であることを特徴とする請求項1に記載の光ファイバ。
- 前記第一硬化性組成物の総モノマー含有量が約35重量%と約55重量%の間であることを特徴とする請求項1に記載の光ファイバ。
- 1550nmにおける前記20mm径曲げ損失が2.0dB/m以下であることを特徴とする請求項1に記載の光ファイバ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/241,280 US7272289B2 (en) | 2005-09-30 | 2005-09-30 | Low bend loss optical fiber |
US11/241,280 | 2005-09-30 | ||
PCT/US2006/035894 WO2007040947A1 (en) | 2005-09-30 | 2006-09-14 | Low bend loss optical fiber |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009510520A JP2009510520A (ja) | 2009-03-12 |
JP5132563B2 true JP5132563B2 (ja) | 2013-01-30 |
Family
ID=37607345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008533410A Active JP5132563B2 (ja) | 2005-09-30 | 2006-09-14 | 低曲げ損失光ファイバ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7272289B2 (ja) |
EP (1) | EP1929345B1 (ja) |
JP (1) | JP5132563B2 (ja) |
CN (1) | CN101313237B (ja) |
WO (1) | WO2007040947A1 (ja) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
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US7234830B1 (en) * | 2005-10-03 | 2007-06-26 | Cox Research & Technology, Inc. | Optical switch |
FR2893149B1 (fr) | 2005-11-10 | 2008-01-11 | Draka Comteq France | Fibre optique monomode. |
US7406237B2 (en) * | 2006-02-21 | 2008-07-29 | Corning Incorporated | Multiband optical fiber |
FR2899693B1 (fr) | 2006-04-10 | 2008-08-22 | Draka Comteq France | Fibre optique monomode. |
US7406238B2 (en) * | 2006-07-20 | 2008-07-29 | Furukawa Electric North America, Inc. | Optical fiber with extended bandwidth for crimp and cleave connectors |
US7620282B2 (en) * | 2006-08-31 | 2009-11-17 | Corning Incorporated | Low bend loss single mode optical fiber |
WO2008136918A2 (en) * | 2007-05-07 | 2008-11-13 | Corning Incorporated | Large effective area fiber |
US7902989B2 (en) * | 2007-05-31 | 2011-03-08 | Cox Raleigh L | Optical switch |
DE102007037262B3 (de) * | 2007-08-07 | 2008-12-04 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Kraft-Moment-Sensor zum Messen von mindestens drei orthogonalen Belastungen |
US8041167B2 (en) | 2007-11-09 | 2011-10-18 | Draka Comteq, B.V. | Optical-fiber loose tube cables |
US8145026B2 (en) * | 2007-11-09 | 2012-03-27 | Draka Comteq, B.V. | Reduced-size flat drop cable |
DK2206001T3 (da) * | 2007-11-09 | 2014-07-07 | Draka Comteq Bv | Optisk fiber, der er modstandsdygtig over for mikrobøjning |
US8031997B2 (en) * | 2007-11-09 | 2011-10-04 | Draka Comteq, B.V. | Reduced-diameter, easy-access loose tube cable |
US8165439B2 (en) * | 2007-11-09 | 2012-04-24 | Draka Comteq, B.V. | ADSS cables with high-performance optical fiber |
US8081853B2 (en) * | 2007-11-09 | 2011-12-20 | Draka Comteq, B.V. | Single-fiber drop cables for MDU deployments |
US8041168B2 (en) * | 2007-11-09 | 2011-10-18 | Draka Comteq, B.V. | Reduced-diameter ribbon cables with high-performance optical fiber |
US8467650B2 (en) * | 2007-11-09 | 2013-06-18 | Draka Comteq, B.V. | High-fiber-density optical-fiber cable |
US7978949B2 (en) * | 2007-11-13 | 2011-07-12 | The Furukawa Electric Co., Ltd. | Optical fibers and optical transmission systems |
WO2009104724A1 (ja) * | 2008-02-22 | 2009-08-27 | 住友電気工業株式会社 | 光ファイバおよび光ケーブル |
JP5479687B2 (ja) * | 2008-03-14 | 2014-04-23 | 古河電気工業株式会社 | 光ファイバ心線及び光ファイバケーブル |
FR2930997B1 (fr) | 2008-05-06 | 2010-08-13 | Draka Comteq France Sa | Fibre optique monomode |
US7773848B2 (en) | 2008-07-30 | 2010-08-10 | Corning Incorporated | Low bend loss single mode optical fiber |
CN101373238B (zh) * | 2008-08-20 | 2010-09-08 | 富通集团有限公司 | 弯曲损耗不敏感的单模光纤 |
US8334501B1 (en) | 2008-10-16 | 2012-12-18 | Cox Christopher E | Optical switch activator with glowable member |
US20100109174A1 (en) * | 2008-11-05 | 2010-05-06 | George Cornelius Abernathy | Method for drop cable having an oval cavity |
WO2010051856A1 (en) * | 2008-11-07 | 2010-05-14 | Prysmian S.P.A. | Bend-insensitive optical cable |
ES2543879T3 (es) * | 2008-11-07 | 2015-08-25 | Draka Comteq B.V. | Fibra óptica de diámetro reducido |
US7676129B1 (en) | 2008-11-18 | 2010-03-09 | Corning Incorporated | Bend-insensitive fiber with two-segment core |
US8081854B2 (en) * | 2008-12-19 | 2011-12-20 | Sehf-Korea Co., Ltd. | Low bend loss optical fiber |
US8315495B2 (en) * | 2009-01-30 | 2012-11-20 | Corning Incorporated | Large effective area fiber with Ge-free core |
US8805143B2 (en) * | 2009-10-19 | 2014-08-12 | Draka Comteq, B.V. | Optical-fiber cable having high fiber count and high fiber density |
US8488935B2 (en) * | 2010-03-26 | 2013-07-16 | Time Warner Cable Enterprises Llc | Fiber to the premise service disconnect via macro-bending loss |
CN101840023B (zh) * | 2010-05-28 | 2012-05-30 | 长飞光纤光缆有限公司 | 一种抗弯曲多模光纤 |
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CN103946729B (zh) * | 2011-09-16 | 2017-06-30 | 康宁股份有限公司 | 用于模分多路复用的少模光纤 |
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CN104360434B (zh) * | 2014-11-12 | 2017-02-01 | 长飞光纤光缆股份有限公司 | 一种超低衰减大有效面积的单模光纤 |
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CN101313237A (zh) | 2008-11-26 |
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EP1929345B1 (en) | 2019-11-13 |
US7272289B2 (en) | 2007-09-18 |
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JP2009510520A (ja) | 2009-03-12 |
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