GB2601409B - Dual fibre optical apparatus - Google Patents

Dual fibre optical apparatus Download PDF

Info

Publication number
GB2601409B
GB2601409B GB2114213.8A GB202114213A GB2601409B GB 2601409 B GB2601409 B GB 2601409B GB 202114213 A GB202114213 A GB 202114213A GB 2601409 B GB2601409 B GB 2601409B
Authority
GB
United Kingdom
Prior art keywords
optical apparatus
fibre optical
dual fibre
dual
optical
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.)
Active
Application number
GB2114213.8A
Other versions
GB2601409A (en
GB202114213D0 (en
Inventor
Cunningham Farries Mark
Thomas Legg Howard
Piotr Stabrawa Artur
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.)
Gooch & Housego Torquay Ltd
Original Assignee
Gooch & Housego Torquay Ltd
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 Gooch & Housego Torquay Ltd filed Critical Gooch & Housego Torquay Ltd
Priority to GB2114213.8A priority Critical patent/GB2601409B/en
Priority claimed from GB1900561.0A external-priority patent/GB2580607B/en
Publication of GB202114213D0 publication Critical patent/GB202114213D0/en
Publication of GB2601409A publication Critical patent/GB2601409A/en
Application granted granted Critical
Publication of GB2601409B publication Critical patent/GB2601409B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B6/02042—Multicore optical 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
    • G02B6/0008—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted at the end of the fibre
    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2706—Optical coupling means with polarisation selective and adjusting means as bulk elements, i.e. free space arrangements external to a light guide, e.g. polarising beam splitters
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3616—Holders, macro size fixtures for mechanically holding or positioning fibres, e.g. on an optical bench
    • G02B6/3624—Fibre head, e.g. fibre probe termination
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3632—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means
    • G02B6/3636—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means the mechanical coupling means being grooves
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3648—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures
    • G02B6/3652—Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures the additional structures being prepositioning mounting areas, allowing only movement in one dimension, e.g. grooves, trenches or vias in the microbench surface, i.e. self aligning supporting carriers
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3834—Means for centering or aligning the light guide within the ferrule
    • G02B6/3838—Means for centering or aligning the light guide within the ferrule using grooves for light guides
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/40—Mechanical coupling means having fibre bundle mating means
    • G02B6/403—Mechanical coupling means having fibre bundle mating means of the ferrule type, connecting a pair of ferrules
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/40—Mechanical coupling means having fibre bundle mating means
    • G02B6/406—Mechanical coupling means having fibre bundle mating means of the ferrule type, connecting a plurality of pairs of ferrules
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
    • G02B6/4236—Fixing or mounting methods of the aligned elements
    • G02B6/424—Mounting of the optical light guide
    • G02B6/4243—Mounting of the optical light guide into a groove

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Couplings Of Light Guides (AREA)
GB2114213.8A 2019-01-15 2019-01-15 Dual fibre optical apparatus Active GB2601409B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2114213.8A GB2601409B (en) 2019-01-15 2019-01-15 Dual fibre optical apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2114213.8A GB2601409B (en) 2019-01-15 2019-01-15 Dual fibre optical apparatus
GB1900561.0A GB2580607B (en) 2019-01-15 2019-01-15 Dual fibre optical apparatus

Publications (3)

Publication Number Publication Date
GB202114213D0 GB202114213D0 (en) 2021-11-17
GB2601409A GB2601409A (en) 2022-06-01
GB2601409B true GB2601409B (en) 2023-02-22

Family

ID=81456302

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2114213.8A Active GB2601409B (en) 2019-01-15 2019-01-15 Dual fibre optical apparatus

Country Status (1)

Country Link
GB (1) GB2601409B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3823996A (en) * 1973-04-05 1974-07-16 Bell Telephone Labor Inc Multicore, multimode optical wave transmission line
CN102096150A (en) * 2010-12-22 2011-06-15 北京大学 Multi-core fiber based optical transmission structure and device applying same
EP2743742A1 (en) * 2011-08-08 2014-06-18 Furukawa Electric Co., Ltd. Multi-core optical fiber and optical transmission system
US20140308005A1 (en) * 2013-04-15 2014-10-16 Korea Institute Of Science And Technology Optical element using multicore optical fiber grating and method for processing optical signal using the same
WO2015090049A1 (en) * 2013-12-18 2015-06-25 江苏大学 Few-mode optical fibre with low degeneracy
US20180217412A1 (en) * 2016-09-29 2018-08-02 Nlight, Inc. Multi-wavelength fiber laser

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3823996A (en) * 1973-04-05 1974-07-16 Bell Telephone Labor Inc Multicore, multimode optical wave transmission line
CN102096150A (en) * 2010-12-22 2011-06-15 北京大学 Multi-core fiber based optical transmission structure and device applying same
EP2743742A1 (en) * 2011-08-08 2014-06-18 Furukawa Electric Co., Ltd. Multi-core optical fiber and optical transmission system
US20140308005A1 (en) * 2013-04-15 2014-10-16 Korea Institute Of Science And Technology Optical element using multicore optical fiber grating and method for processing optical signal using the same
WO2015090049A1 (en) * 2013-12-18 2015-06-25 江苏大学 Few-mode optical fibre with low degeneracy
US20180217412A1 (en) * 2016-09-29 2018-08-02 Nlight, Inc. Multi-wavelength fiber laser

Also Published As

Publication number Publication date
GB2601409A (en) 2022-06-01
GB202114213D0 (en) 2021-11-17

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