GB2380812B - Microstructured optic fibre with inner and outer claddings - Google Patents

Microstructured optic fibre with inner and outer claddings

Info

Publication number
GB2380812B
GB2380812B GB0302866A GB0302866A GB2380812B GB 2380812 B GB2380812 B GB 2380812B GB 0302866 A GB0302866 A GB 0302866A GB 0302866 A GB0302866 A GB 0302866A GB 2380812 B GB2380812 B GB 2380812B
Authority
GB
United Kingdom
Prior art keywords
microstructured
optic fibre
outer claddings
claddings
optic
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
GB0302866A
Other versions
GB0302866D0 (en
GB2380812A (en
Inventor
Stig Eigil Barkou Libori
Jes Broeng
Anders Bjarklev
Thomas Soendergaard
Martin Dybendal Nielsen
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.)
Crystal Fibre AS
Original Assignee
Crystal Fibre AS
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 Crystal Fibre AS filed Critical Crystal Fibre AS
Publication of GB0302866D0 publication Critical patent/GB0302866D0/en
Publication of GB2380812A publication Critical patent/GB2380812A/en
Application granted granted Critical
Publication of GB2380812B publication Critical patent/GB2380812B/en
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
    • G02B6/02295—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
    • 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
    • G02B6/02233—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range having at least two dispersion zero wavelengths
    • 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
    • G02B6/02295—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
    • G02B6/02333—Core having higher refractive index than cladding, e.g. solid core, effective index guiding
    • 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
    • G02B6/02357—Property of longitudinal structures or background material varies radially and/or azimuthally in the cladding, e.g. size, spacing, periodicity, shape, refractive index, graded index, quasiperiodic, quasicrystals
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/1225—Basic optical elements, e.g. light-guiding paths comprising photonic band-gap structures or photonic lattices
    • 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
    • G02B6/02—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
    • G02B6/03622—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 - -
    • 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
    • G02B6/03688—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 5 or more layers

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Biophysics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Endoscopes (AREA)
GB0302866A 2000-07-21 2001-07-20 Microstructured optic fibre with inner and outer claddings Expired - Lifetime GB2380812B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DKPA200001125 2000-07-21
US22345100P 2000-08-04 2000-08-04
DKPA200001405 2000-09-21
DKPA200100227 2001-02-12
DKPA200101014 2001-06-28
PCT/DK2001/000511 WO2002012931A2 (en) 2000-07-21 2001-07-20 Dispersion manipulating fibre

Publications (3)

Publication Number Publication Date
GB0302866D0 GB0302866D0 (en) 2003-03-12
GB2380812A GB2380812A (en) 2003-04-16
GB2380812B true GB2380812B (en) 2004-12-29

Family

ID=27512988

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0302866A Expired - Lifetime GB2380812B (en) 2000-07-21 2001-07-20 Microstructured optic fibre with inner and outer claddings

Country Status (3)

Country Link
AU (1) AU2001281741A1 (en)
GB (1) GB2380812B (en)
WO (1) WO2002012931A2 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003079074A1 (en) * 2002-03-15 2003-09-25 Crystal Fibre A/S Improved nonlinear optical fibre method of its production and use thereof
JP4158391B2 (en) * 2002-03-25 2008-10-01 住友電気工業株式会社 Optical fiber and manufacturing method thereof
AU2003229545A1 (en) * 2002-05-23 2003-12-12 Crystal Fibre A/S Optical waveguide, method of its production, and its use
DE10330361A1 (en) * 2003-07-01 2005-02-03 IAP-Institut für angewandte Photonik e.V. Photonic crystal fiber, to generate a super continuum in a wide spectral range, has a center fiber flanked by metal conductors within a mantle shrouding forming inner and outer hollow zones
JP2004177817A (en) * 2002-11-28 2004-06-24 Sumitomo Electric Ind Ltd Optical fiber and optical module
DE10301624A1 (en) * 2003-01-17 2004-07-29 Kwangju Institute Of Science And Technology Mode filtering and mode selection for multimode optical fibre with core and envelope, which has periodic index structure with rising reflection capacity of envelope only for specified transversal mode
US7414780B2 (en) 2003-06-30 2008-08-19 Imra America, Inc. All-fiber chirped pulse amplification systems
KR100933572B1 (en) * 2004-07-13 2009-12-23 가부시키가이샤후지쿠라 Hole assisted porous fiber and low bending loss multimode porous fiber
JP2006126725A (en) * 2004-11-01 2006-05-18 Sumitomo Electric Ind Ltd Optical fiber
US20060204190A1 (en) * 2005-03-11 2006-09-14 Massachusetts Institute Of Technology Large mode-area microstructure optical fiber
EP1902341A2 (en) 2005-07-08 2008-03-26 Koheras A/S Blue extended super continuum light source
FR2893149B1 (en) 2005-11-10 2008-01-11 Draka Comteq France OPTICAL FIBER MONOMODE.
FR2899693B1 (en) 2006-04-10 2008-08-22 Draka Comteq France OPTICAL FIBER MONOMODE.
JP5238509B2 (en) * 2006-11-01 2013-07-17 株式会社フジクラ Photonic bandgap fiber
WO2008067823A1 (en) 2006-12-08 2008-06-12 Koheras A/S Deep blue extended super continuum light source
GB0719376D0 (en) * 2007-10-03 2007-11-14 Univ Bath Hollow-core photonic crystal fibre
CN102099711B (en) 2007-11-09 2014-05-14 德雷卡通信技术公司 Microbend-resistant optical fiber
FR2930997B1 (en) 2008-05-06 2010-08-13 Draka Comteq France Sa OPTICAL FIBER MONOMODE

Citations (2)

* 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
WO1999000685A1 (en) * 1997-06-26 1999-01-07 The Secretary Of State For Defence Single mode optical fibre

Patent Citations (2)

* 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
WO1999000685A1 (en) * 1997-06-26 1999-01-07 The Secretary Of State For Defence Single mode optical fibre

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BARKOU S E ET AL:"Guidance of light along an air-column in a new class of optical fibers"DOPS-NYT, 1999, DANSK OPT. SELSKAB, DENMARK, vol.14, no.1, pages 16-19, 21, XP002170484 ISSN:0901-4632 the whole document *
BROENG J ET AL: "Highly increased photonic band gaps in silica/air structures" OPTICS COMMUNICATIONS,NL,NORTH-HOLLAND vol.156, no.4-6, 15 November 1998 (1998-11-15), pages 240-244, XP004143066 ISSN: 0030-4018 the whole document *
KNIGHT J C ET AL: "PHOTONIC BAND GAP GUIDANCE IN OPTICAL FIBERS" SCIENCE, AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE.,US, vol.282, no 5393, 20 November 1998 (1998-11-20), pages 1476-1478, XP001009986 ISSN: 0036-8075 the whole document *
MONRO T M ET AL:"HOLEY FIBERS WITH RANDOM CLADDING DISTRIBUTIONS" OPTICS LETTERS, OPTICAL SOCIETY OF AMERICA, WASHINGTON, US. vol.25, no.4, 15 February 2000 (2000-02-15), pages 206-208, XP000947118 ISSN: 0146-9592 the wholedocument *

Also Published As

Publication number Publication date
GB0302866D0 (en) 2003-03-12
WO2002012931A2 (en) 2002-02-14
AU2001281741A1 (en) 2002-02-18
GB2380812A (en) 2003-04-16
WO2002012931A3 (en) 2002-05-30

Similar Documents

Publication Publication Date Title
GB2380812B (en) Microstructured optic fibre with inner and outer claddings
GB2371359B (en) Fiber optic probes
EP1107028A4 (en) Optical fiber and optical transmission line comprising the optical fiber
GB2359900B (en) Fiber optic system
AU2002239474A1 (en) Fiber optic spools and methods of making the same
AU2001288366A1 (en) Fiber optic cables with strength members
GB0310466D0 (en) Optical fibres with special bending and dispersion properties
AU6255101A (en) Assembly and method for use in terminating an optical fibre or fibres
AU7750901A (en) Colored optical fiber and optical fiber ribbon assembly containing said fiber
AU4693201A (en) Optical fiber
DE69912797D1 (en) FIBER OPTICAL END PIECE AND PRODUCTION METHOD THEREFOR
HK1045565A1 (en) Optical fiber and optical transmission line comprising the same
HK1045564A1 (en) Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber
HK1041927A1 (en) Optical fiber and optical transmission line using the same
GB9917138D0 (en) Optical fibres and waveguides
EP1450192A4 (en) Plastic optical fiber and optical fiber cable
HK1049884A1 (en) Optical fiber and optical transmission line
DE60036791D1 (en) Optic transmission line with Raman amplification and optical transmission system
AU3415301A (en) Optical fiber
DE60113350T2 (en) Heating module and fiber optic module
AU5267801A (en) Optical fiber
HK1044194A1 (en) Optical fiber and optical transmission line using the optical fiber
DE60034372D1 (en) PLASTIC FIBER OPTIC FIBER
EP1237018A3 (en) Optical fiber device and method of making the same
IL148448A0 (en) Fiber optic gyroscope

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20210719