GB2275348B - Optical sensors - Google Patents

Optical sensors

Info

Publication number
GB2275348B
GB2275348B GB9303429A GB9303429A GB2275348B GB 2275348 B GB2275348 B GB 2275348B GB 9303429 A GB9303429 A GB 9303429A GB 9303429 A GB9303429 A GB 9303429A GB 2275348 B GB2275348 B GB 2275348B
Authority
GB
United Kingdom
Prior art keywords
optical sensors
sensors
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.)
Expired - Fee Related
Application number
GB9303429A
Other versions
GB2275348A (en
GB9303429D0 (en
Inventor
John Oliver Wilson Norris
Allan Peter Smith
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB9303429A priority Critical patent/GB2275348B/en
Publication of GB9303429D0 publication Critical patent/GB9303429D0/en
Publication of GB2275348A publication Critical patent/GB2275348A/en
Application granted granted Critical
Publication of GB2275348B publication Critical patent/GB2275348B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • G01N2021/4742—Details of optical heads therefor, e.g. using optical fibres comprising optical fibres
    • G01N2021/4747—Concentric bundles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides
    • G01N2201/084—Fibres for remote transmission
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB9303429A 1993-02-20 1993-02-20 Optical sensors Expired - Fee Related GB2275348B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9303429A GB2275348B (en) 1993-02-20 1993-02-20 Optical sensors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9303429A GB2275348B (en) 1993-02-20 1993-02-20 Optical sensors

Publications (3)

Publication Number Publication Date
GB9303429D0 GB9303429D0 (en) 1993-04-07
GB2275348A GB2275348A (en) 1994-08-24
GB2275348B true GB2275348B (en) 1996-06-19

Family

ID=10730755

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9303429A Expired - Fee Related GB2275348B (en) 1993-02-20 1993-02-20 Optical sensors

Country Status (1)

Country Link
GB (1) GB2275348B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6610351B2 (en) * 2000-04-12 2003-08-26 Quantag Systems, Inc. Raman-active taggants and their recognition

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB969941A (en) * 1962-10-17 1964-09-16 Thomas Ballantyne Clerk An apparatus for examining specimens comprising light conducting fibres
GB1111468A (en) * 1965-06-22 1968-04-24 Margarete Camilla Schneider Episcopic scanner
GB1333721A (en) * 1970-01-09 1973-10-17 Continental Can Co Weld checking apparatus and method
GB1376304A (en) * 1972-02-28 1974-12-04 Hird Brown Ltd Detector device
GB1481455A (en) * 1973-09-28 1977-07-27 American Optical Corp Fibre-optic devices
EP0068175A1 (en) * 1981-06-18 1983-01-05 Sumitomo Electric Industries Limited Image conducting fiber device
GB2149936A (en) * 1983-11-18 1985-06-19 Smiths Industries Plc Fibre optic assembly made from at least three optic fibre bundles
US4647152A (en) * 1982-09-29 1987-03-03 Incom, Inc. Optical apparatus
WO1987002473A1 (en) * 1985-10-11 1987-04-23 Microvasive, Inc. Fiber-optic image-carrying device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB969941A (en) * 1962-10-17 1964-09-16 Thomas Ballantyne Clerk An apparatus for examining specimens comprising light conducting fibres
GB1111468A (en) * 1965-06-22 1968-04-24 Margarete Camilla Schneider Episcopic scanner
GB1333721A (en) * 1970-01-09 1973-10-17 Continental Can Co Weld checking apparatus and method
GB1376304A (en) * 1972-02-28 1974-12-04 Hird Brown Ltd Detector device
GB1481455A (en) * 1973-09-28 1977-07-27 American Optical Corp Fibre-optic devices
EP0068175A1 (en) * 1981-06-18 1983-01-05 Sumitomo Electric Industries Limited Image conducting fiber device
US4647152A (en) * 1982-09-29 1987-03-03 Incom, Inc. Optical apparatus
GB2149936A (en) * 1983-11-18 1985-06-19 Smiths Industries Plc Fibre optic assembly made from at least three optic fibre bundles
WO1987002473A1 (en) * 1985-10-11 1987-04-23 Microvasive, Inc. Fiber-optic image-carrying device

Also Published As

Publication number Publication date
GB2275348A (en) 1994-08-24
GB9303429D0 (en) 1993-04-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000220