DK1876150T3 - Strålingsresistent flourdoteret optisk fiber - Google Patents

Strålingsresistent flourdoteret optisk fiber Download PDF

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Publication number
DK1876150T3
DK1876150T3 DK07011759.3T DK07011759T DK1876150T3 DK 1876150 T3 DK1876150 T3 DK 1876150T3 DK 07011759 T DK07011759 T DK 07011759T DK 1876150 T3 DK1876150 T3 DK 1876150T3
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DK
Denmark
Prior art keywords
fiber
core
refractive index
cladding
fluorine
Prior art date
Application number
DK07011759.3T
Other languages
English (en)
Inventor
Elise Regnier
Gerard Kuyt
Ivo Flammer
Frans Gooijer
Pieter Matthijsse
Original Assignee
Draka Comteq Bv
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 Draka Comteq Bv filed Critical Draka Comteq Bv
Application granted granted Critical
Publication of DK1876150T3 publication Critical patent/DK1876150T3/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • 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
    • 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
    • G02B6/03633—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 - -

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)

Claims (12)

1. Optisk singlemode transmissionsfiber, der omfatter en kerne- og kappestruktur, hvor hvert især af kernepartiet og kappepartiet indeholder flour som doteringsmiddel til at reducere brydningsindekset, kendetegnet ved, at - den nedsænkede kerne har mindst 0,41 vægt-% flour og en absolut brydningsindeksforskel (ΙΔ-il) med ren siliciumdioxid større end 1,5.10'3; og - en nedsænket kappe har mindst 1,2 vægt-% flour, en absolut brydningsindeksforskel (ΙΔ2Ι) med ren siliciumdioxid større end 4,5.10-3 og en absolut brydningsindeksforskel (ΙΔη2Ι-ΙΔη-|Ι) med den forsænkede kerne større end 3.10-3, hvor kernen højst har 1,4 vægt-% flour.
2. Fiber ifølge krav 1, der ved en bølgelængde på 1310 nm udviser en variation i dæmpning på mindre end 100% for stråling i et område fra 200 til 30 000 Gray ved et forhold på mere end 1 Gray/s.
3. Fiber ifølge et hvilket som helst af de foregåede krav, hvor kernen ikke omfatter germanium.
4. Fiber ifølge et hvilket som helst af de foregående krav, hvor kernen ikke omfatter fosfor.
5. Fiber ifølge et hvilket som helst af de foregående krav, hvor forholdet mellem flourkoncentrationen i kernen og flourkoncentrationen i kappen er større end 3.
6. Fiber ifølge et hvilket som helst af de foregående krav, hvor transmissionstabene er mindre end 5 dB/km ved 1310 nm uden ioniserende stråling.
7. Fiber ifølge krav 6, hvor transmissionstabene er mindre end 0,35 dB/km ved 1310 nm uden ioniserende stråling.
8. Fiber ifølge et hvilket som helst foregående krav, hvor modefeltdiameteren (MFD) ved en bølgelængde på 1310 nm er mellem 8,6 pm og 9,5 pm.
9. Fiber ifølge et hvilket som helst af de foregående krav, hvor kabelafskæringsbølgelængden er maksimalt er 1260 nm.
10. Fiber ifølge et hvilket som helst af de foregående krav, hvor forbindelsespolariseringsmodedispersionen er mindre end eller lig med 0,2 ps/sqrt (km).
11. Anvendelse af mindst et parti af en fiber ifølge et hvilket som helst af de foregående krav i et optisk kommunikationssystem, der er beliggende i omgivelser, der udviser ioniserende strålinger.
12. Anvendelse ifølge krav 11, hvor det optiske system endvidere omfatter partier af en standard singlemode fiber (SSMF).
DK07011759.3T 2006-07-04 2007-06-15 Strålingsresistent flourdoteret optisk fiber DK1876150T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0606058A FR2903501B1 (fr) 2006-07-04 2006-07-04 Fibre optique dopee au fluor

Publications (1)

Publication Number Publication Date
DK1876150T3 true DK1876150T3 (da) 2016-05-23

Family

ID=37651101

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07011759.3T DK1876150T3 (da) 2006-07-04 2007-06-15 Strålingsresistent flourdoteret optisk fiber

Country Status (7)

Country Link
US (2) US7526177B2 (da)
EP (1) EP1876150B1 (da)
CN (1) CN101101354B (da)
DK (1) DK1876150T3 (da)
ES (1) ES2573904T3 (da)
FR (1) FR2903501B1 (da)
PL (1) PL1876150T3 (da)

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DK2388239T3 (da) 2010-05-20 2017-04-24 Draka Comteq Bv Hærdningsapparat, der anvender vinklede UV-LED'er
US8625947B1 (en) 2010-05-28 2014-01-07 Draka Comteq, B.V. Low-smoke and flame-retardant fiber optic cables
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FR2962230B1 (fr) 2010-07-02 2012-07-27 Draka Comteq France Fibre optique monomode
US8682123B2 (en) 2010-07-15 2014-03-25 Draka Comteq, B.V. Adhesively coupled optical fibers and enclosing tape
EP2596393A1 (en) 2010-07-23 2013-05-29 Prysmian S.p.A. Bend-resistant single-mode optical fibre
EP2418183B1 (en) 2010-08-10 2018-07-25 Draka Comteq B.V. Method for curing coated glass fibres providing increased UVLED intensitiy
US8571369B2 (en) 2010-09-03 2013-10-29 Draka Comteq B.V. Optical-fiber module having improved accessibility
FR2966256B1 (fr) 2010-10-18 2012-11-16 Draka Comteq France Fibre optique multimode insensible aux pertes par
US8824845B1 (en) 2010-12-03 2014-09-02 Draka Comteq, B.V. Buffer tubes having reduced stress whitening
FR2971061B1 (fr) 2011-01-31 2013-02-08 Draka Comteq France Fibre optique a large bande passante et a faibles pertes par courbure
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DK2533082T3 (da) 2011-06-09 2014-03-24 Draka Comteq Bv Optisk enkeltmode-fiber
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CN105676349B (zh) * 2016-04-06 2017-11-07 武汉邮电科学研究院 弯曲不敏感的耐辐照单模光纤
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CN112904475B (zh) * 2021-01-29 2022-06-21 长飞光纤光缆股份有限公司 一种单模传感光纤及其应用

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Also Published As

Publication number Publication date
US7689093B2 (en) 2010-03-30
US20090185780A1 (en) 2009-07-23
FR2903501B1 (fr) 2008-08-22
US7526177B2 (en) 2009-04-28
CN101101354A (zh) 2008-01-09
EP1876150B1 (en) 2016-03-23
FR2903501A1 (fr) 2008-01-11
US20080138021A1 (en) 2008-06-12
PL1876150T3 (pl) 2016-08-31
ES2573904T3 (es) 2016-06-13
CN101101354B (zh) 2012-02-01
EP1876150A1 (en) 2008-01-09

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