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GB2098352B - Optical apparatus - Google Patents

Optical apparatus

Info

Publication number
GB2098352B
GB2098352B GB8212510A GB8212510A GB2098352B GB 2098352 B GB2098352 B GB 2098352B GB 8212510 A GB8212510 A GB 8212510A GB 8212510 A GB8212510 A GB 8212510A GB 2098352 B GB2098352 B GB 2098352B
Authority
GB
United Kingdom
Prior art keywords
optical apparatus
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
Application number
GB8212510A
Other versions
GB2098352A (en
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8212510A priority Critical patent/GB2098352B/en
Publication of GB2098352A publication Critical patent/GB2098352A/en
Application granted granted Critical
Publication of GB2098352B publication Critical patent/GB2098352B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/412—Index profiling of optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB8212510A 1981-05-07 1982-04-29 Optical apparatus Expired GB2098352B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8212510A GB2098352B (en) 1981-05-07 1982-04-29 Optical apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8113896 1981-05-07
GB8212510A GB2098352B (en) 1981-05-07 1982-04-29 Optical apparatus

Publications (2)

Publication Number Publication Date
GB2098352A GB2098352A (en) 1982-11-17
GB2098352B true GB2098352B (en) 1984-10-10

Family

ID=26279354

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8212510A Expired GB2098352B (en) 1981-05-07 1982-04-29 Optical apparatus

Country Status (1)

Country Link
GB (1) GB2098352B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0111441A1 (en) * 1982-11-15 1984-06-20 Promogap Apparatus for the measurement of the refraction index of an optical fibre
GB8702543D0 (en) * 1987-02-05 1987-03-11 York Technology Ltd Optical system
GB2250354A (en) * 1990-08-18 1992-06-03 Tbl Fibre Optics Limited Light reflector

Also Published As

Publication number Publication date
GB2098352A (en) 1982-11-17

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Legal Events

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