GB2116708B - Method of and apparatus for determining the radial refractive index profile of an optical specimen - Google Patents

Method of and apparatus for determining the radial refractive index profile of an optical specimen

Info

Publication number
GB2116708B
GB2116708B GB08307578A GB8307578A GB2116708B GB 2116708 B GB2116708 B GB 2116708B GB 08307578 A GB08307578 A GB 08307578A GB 8307578 A GB8307578 A GB 8307578A GB 2116708 B GB2116708 B GB 2116708B
Authority
GB
United Kingdom
Prior art keywords
determining
refractive index
index profile
radial refractive
optical specimen
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
GB08307578A
Other versions
GB8307578D0 (en
GB2116708A (en
Inventor
Robert James Mansfield
David Neil Payne
Issei Sasaki
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Priority to GB08307578A priority Critical patent/GB2116708B/en
Publication of GB8307578D0 publication Critical patent/GB8307578D0/en
Publication of GB2116708A publication Critical patent/GB2116708A/en
Application granted granted Critical
Publication of GB2116708B publication Critical patent/GB2116708B/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB08307578A 1982-03-18 1983-03-18 Method of and apparatus for determining the radial refractive index profile of an optical specimen Expired GB2116708B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08307578A GB2116708B (en) 1982-03-18 1983-03-18 Method of and apparatus for determining the radial refractive index profile of an optical specimen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8207968 1982-03-18
GB08307578A GB2116708B (en) 1982-03-18 1983-03-18 Method of and apparatus for determining the radial refractive index profile of an optical specimen

Publications (3)

Publication Number Publication Date
GB8307578D0 GB8307578D0 (en) 1983-04-27
GB2116708A GB2116708A (en) 1983-09-28
GB2116708B true GB2116708B (en) 1985-09-18

Family

ID=26282289

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08307578A Expired GB2116708B (en) 1982-03-18 1983-03-18 Method of and apparatus for determining the radial refractive index profile of an optical specimen

Country Status (1)

Country Link
GB (1) GB2116708B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365329A (en) * 1988-11-15 1994-11-15 York Technology Limited Apparatus and method for measuring refractive index
GB8826643D0 (en) * 1988-11-15 1988-12-21 York Technology Ltd Measurement of refractive index
JPH05322702A (en) * 1991-04-19 1993-12-07 Topcon Corp Refractive index distribution measuring device for cross section of optical waveguide
IT1280817B1 (en) * 1995-03-22 1998-02-11 Sip PROCEDURE AND EQUIPMENT FOR DETERMINING THE POLYMERIZATION PROFILE OF A POLYMER LAYER

Also Published As

Publication number Publication date
GB8307578D0 (en) 1983-04-27
GB2116708A (en) 1983-09-28

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Legal Events

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