BR8202617A - Aparelho otico para determinacao do perfil do indice de refracao de uma fibra otica - Google Patents
Aparelho otico para determinacao do perfil do indice de refracao de uma fibra oticaInfo
- Publication number
- BR8202617A BR8202617A BR8202617A BR8202617A BR8202617A BR 8202617 A BR8202617 A BR 8202617A BR 8202617 A BR8202617 A BR 8202617A BR 8202617 A BR8202617 A BR 8202617A BR 8202617 A BR8202617 A BR 8202617A
- Authority
- BR
- Brazil
- Prior art keywords
- optical
- profile
- determining
- refraction index
- appliance
- Prior art date
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)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8113896 | 1981-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8202617A true BR8202617A (pt) | 1983-04-19 |
Family
ID=10521615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8202617A BR8202617A (pt) | 1981-05-07 | 1982-05-06 | Aparelho otico para determinacao do perfil do indice de refracao de uma fibra otica |
Country Status (12)
Country | Link |
---|---|
US (1) | US4551020A (pt) |
EP (1) | EP0066949B1 (pt) |
JP (1) | JPS5828640A (pt) |
AU (1) | AU545175B2 (pt) |
BR (1) | BR8202617A (pt) |
CA (1) | CA1177665A (pt) |
CS (1) | CS235538B2 (pt) |
DE (1) | DE3272281D1 (pt) |
HU (1) | HU183914B (pt) |
NZ (1) | NZ200481A (pt) |
PT (1) | PT74845B (pt) |
ZA (1) | ZA822969B (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4779978A (en) * | 1986-09-08 | 1988-10-25 | Sumitomo Electric Research Triangle, Inc. | Method of measuring the refractive index profile of optical fibers |
EP0493401B1 (en) * | 1989-09-29 | 1994-03-09 | Atomic Energy Of Canada Limited | Infrared-based gas detector |
US5056915A (en) * | 1990-05-25 | 1991-10-15 | The United States Of America As Represented By The Secretary Of The Air Force | Fiber optic calibration standard apparatus |
US5422714A (en) * | 1993-06-07 | 1995-06-06 | Corning Incorporated | Device for comparing the refractive indices of an optical immersion liquid and a reference glass |
FI111101B (fi) * | 1999-09-29 | 2003-05-30 | Nextrom Holding Sa | Menetelmä pitkänomaisen elementin urien geometrian mittaamiseksi |
US8860934B2 (en) * | 2012-01-13 | 2014-10-14 | Interfiber Analysis, LLC | System and method for measuring an optical fiber |
US8867028B2 (en) | 2012-10-19 | 2014-10-21 | Interfiber Analysis, LLC | System and/or method for measuring waveguide modes |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1119485B (it) * | 1979-11-15 | 1986-03-10 | Cselt Centro Studi Lab Telecom | Perfezionamenti ai metodi determinazione dell indice di rifrazione di fibre ottiche |
-
1982
- 1982-04-26 DE DE8282302136T patent/DE3272281D1/de not_active Expired
- 1982-04-26 EP EP82302136A patent/EP0066949B1/en not_active Expired
- 1982-04-30 ZA ZA822969A patent/ZA822969B/xx unknown
- 1982-04-30 NZ NZ200481A patent/NZ200481A/en unknown
- 1982-05-04 AU AU83255/82A patent/AU545175B2/en not_active Ceased
- 1982-05-05 PT PT74845A patent/PT74845B/pt unknown
- 1982-05-06 CA CA000402399A patent/CA1177665A/en not_active Expired
- 1982-05-06 BR BR8202617A patent/BR8202617A/pt unknown
- 1982-05-06 HU HU821430A patent/HU183914B/hu unknown
- 1982-05-06 US US06/375,662 patent/US4551020A/en not_active Expired - Fee Related
- 1982-05-07 JP JP57076468A patent/JPS5828640A/ja active Pending
- 1982-05-07 CS CS823330A patent/CS235538B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
CA1177665A (en) | 1984-11-13 |
HU183914B (en) | 1984-06-28 |
ZA822969B (en) | 1983-03-30 |
NZ200481A (en) | 1984-11-09 |
US4551020A (en) | 1985-11-05 |
PT74845A (en) | 1982-06-01 |
PT74845B (en) | 1983-12-02 |
EP0066949B1 (en) | 1986-07-30 |
EP0066949A1 (en) | 1982-12-15 |
JPS5828640A (ja) | 1983-02-19 |
AU8325582A (en) | 1982-11-11 |
CS235538B2 (en) | 1985-05-15 |
AU545175B2 (en) | 1985-07-04 |
DE3272281D1 (en) | 1986-09-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B15K | Others concerning applications: alteration of classification |
Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. A CLASSIFICACAO IPC ANTERIOR ERA G02B 5/16. Ipc: G01M 11/00 (2006.01), G01N 21/41 (2006.01) Ipc: G01M 11/00 (2006.01), G01N 21/41 (2006.01) |