IT7967307A0 - Zioni luminose guidate da una fi attenuatore ottico fisso per radia bra ottica - Google Patents

Zioni luminose guidate da una fi attenuatore ottico fisso per radia bra ottica

Info

Publication number
IT7967307A0
IT7967307A0 IT7967307A IT6730779A IT7967307A0 IT 7967307 A0 IT7967307 A0 IT 7967307A0 IT 7967307 A IT7967307 A IT 7967307A IT 6730779 A IT6730779 A IT 6730779A IT 7967307 A0 IT7967307 A0 IT 7967307A0
Authority
IT
Italy
Prior art keywords
optical
bra
tions
guided
light
Prior art date
Application number
IT7967307A
Other languages
English (en)
Other versions
IT1118344B (it
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of IT7967307A0 publication Critical patent/IT7967307A0/it
Application granted granted Critical
Publication of IT1118344B publication Critical patent/IT1118344B/it

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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)
IT67307/79A 1978-04-14 1979-02-13 Attenutore ottico fisso per radiazioni luminose guidate da una fibra ottica IT1118344B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7811048A FR2422971A1 (fr) 1978-04-14 1978-04-14 Attenuateur optique fixe pour rayonnements lumineux guides par fibre optique

Publications (2)

Publication Number Publication Date
IT7967307A0 true IT7967307A0 (it) 1979-02-13
IT1118344B IT1118344B (it) 1986-02-24

Family

ID=9207142

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67307/79A IT1118344B (it) 1978-04-14 1979-02-13 Attenutore ottico fisso per radiazioni luminose guidate da una fibra ottica

Country Status (11)

Country Link
US (1) US4257671A (it)
JP (1) JPS54137355A (it)
BE (1) BE875090A (it)
CA (1) CA1115102A (it)
DE (1) DE2914262A1 (it)
FR (1) FR2422971A1 (it)
GB (1) GB2025081B (it)
IE (1) IE48151B1 (it)
IT (1) IT1118344B (it)
LU (1) LU81139A1 (it)
NL (1) NL7903002A (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358851A (en) * 1980-02-28 1982-11-09 Xerox Corporation Fiber optic laser device and light emitter utilizing the device
DE3223898C2 (de) * 1982-06-26 1984-04-19 Standard Elektrik Lorenz Ag, 7000 Stuttgart Einstellbares optisches Dämpfungsglied
JPS59127003A (ja) * 1983-01-12 1984-07-21 Oki Electric Ind Co Ltd 光減衰器
US4545643A (en) * 1983-05-04 1985-10-08 The United States Of America As Represented By The Secretary Of The Navy Retro-reflective alignment technique for fiber optical connectors
US4934785A (en) * 1983-08-29 1990-06-19 American Telephone And Telegraph Company Optical fiber connector
US4850670A (en) * 1983-08-29 1989-07-25 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber connector comprising drawn glass tubes
US4896938A (en) * 1983-08-29 1990-01-30 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber connector comprising glass tubes
GB2158603B (en) * 1984-05-11 1987-07-29 Stc Plc Single mode optical fibre attenuators
US4753511A (en) * 1985-10-07 1988-06-28 Eastman Kodak Company Optical connector and adaptor kit for selective attenuation of signals in optical fiber circuits
US4717234A (en) * 1986-03-20 1988-01-05 Gte Products Corporation In-line optical attenuators
CA1330729C (en) * 1988-05-06 1994-07-19 Hiroshi Okada Light attenuator and process for fabrication thereof
US5152962A (en) * 1988-07-22 1992-10-06 Ord Corp. Immunoassay apparatus
US4989938A (en) * 1988-09-08 1991-02-05 Light Control Systems, Inc. Continuously variable fiber optic attenuator
US4904044A (en) * 1988-09-08 1990-02-27 Light Control Systems, Inc. Continuously variable fiber optic attenuator
US4900124A (en) * 1988-12-12 1990-02-13 American Telephone & Telegraph Company, At&T Bell Laboratories Biconic optical fiber connecting device having attenuator
US5042898A (en) * 1989-12-26 1991-08-27 United Technologies Corporation Incorporated Bragg filter temperature compensated optical waveguide device
US5109468A (en) * 1990-05-08 1992-04-28 M/A-Com Light Control Systems, Inc. Fixed value fiber optic attenuator
US5319733A (en) * 1992-01-02 1994-06-07 Adc Telecommunications, Inc. Variable fiber optical attenuator
WO1993013437A1 (en) * 1992-01-02 1993-07-08 Adc Telecommunications, Inc. Overlapping fusion attenuator
DE4307986A1 (de) * 1993-03-13 1994-09-15 Hirschmann Richard Gmbh Co Optische Sendevorrichtung
SE505884C2 (sv) * 1993-04-01 1997-10-20 Permanova Lasersystem Ab Optisk fiberkabel samt sätt att överföra laserljus med höga effekter
US5384885A (en) * 1993-10-28 1995-01-24 At&T Corp. Variable attenuation optical fiber coupling
US5581649A (en) * 1995-04-28 1996-12-03 The Whitaker Corporation Fixed value fiber optic attenuator with index matching material
US5701382A (en) * 1996-07-05 1997-12-23 Molex Incorporated Fiber optic attenuator
US5883993A (en) * 1997-04-24 1999-03-16 Boeing North American, Inc. Fiber optic "T" coupler modulator
US6085016A (en) * 1998-06-15 2000-07-04 Lucent Technologies, Inc. Magnetically controlled variable optical attenuator
US6104856A (en) * 1998-06-16 2000-08-15 Lucent Technologies Inc. Optical air-gap attenuator
US6625378B2 (en) 1999-02-01 2003-09-23 Jds Uniphase Corporation Variable optical attenuator device
JP3429282B2 (ja) * 2001-02-02 2003-07-22 リサーチ・インターナショナル・インコーポレーテッド 自動化されたシステム、及びサンプルの分析方法
US20050141842A1 (en) * 2003-05-12 2005-06-30 Lockheed Martin Corporation System and method for providing fiber optic link assurance
US7496245B2 (en) * 2004-08-20 2009-02-24 Research International, Inc. Misalignment compensating optical sensor and method
US7651869B2 (en) * 2006-03-14 2010-01-26 Research International, Inc. Optical assay apparatus and methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981826A (en) * 1959-10-27 1961-04-25 Mattern John Light equalizing device
US3455625A (en) * 1966-06-23 1969-07-15 Bausch & Lomb Optical fiber bundle coupling system
US3819249A (en) * 1970-10-02 1974-06-25 Licentia Gmbh Optical coupling arrangement
US3944327A (en) * 1971-07-14 1976-03-16 Siemens Aktiengesellschaft Connection between two light conducting glass fibers
DE2135254B1 (de) * 1971-07-14 1972-09-21 Siemens Ag Verbindung von zwei lichtleitenden Glasfasern
US3761184A (en) * 1972-02-07 1973-09-25 Itek Corp Wide angle, narrow bandwidth laser detection system
GB1429843A (en) * 1973-06-02 1976-03-31 Plessey Co Ltd Endwise coupling of light guides
US3829195A (en) * 1973-06-25 1974-08-13 Bell Telephone Labor Inc Optical couplers
DE2418994C2 (de) * 1974-04-19 1982-11-25 Siemens AG, 1000 Berlin und 8000 München Wellenleiterstruktur mit Dünnschichtfilter und Verfahren zu deren Herstellung
DE2546861A1 (de) * 1975-10-18 1977-04-28 Licentia Gmbh Verfahren zur herstellung einer koppelanordnung fuer lichtleitfasern
FR2334967A1 (fr) * 1975-12-09 1977-07-08 Labo Electronique Physique Dispositif optique pour l'injection d'energie rayonnante dans une fibre optique et le couplage de plusieurs fibres
DE2608719A1 (de) * 1976-03-03 1977-09-08 Volkswagenwerk Ag Dicht- und befestigungsleiste zum einbau einer glasscheibe, insbesondere einer windschutzscheibe in ein fahrzeug
DE2608789A1 (de) * 1976-03-03 1977-09-08 Siemens Ag Kopplung fuer lichtleitfasern

Also Published As

Publication number Publication date
FR2422971B1 (it) 1982-03-05
IT1118344B (it) 1986-02-24
US4257671A (en) 1981-03-24
NL7903002A (nl) 1979-10-16
BE875090A (fr) 1979-09-26
JPS54137355A (en) 1979-10-25
GB2025081B (en) 1982-08-11
DE2914262A1 (de) 1979-10-25
GB2025081A (en) 1980-01-16
IE48151B1 (en) 1984-10-17
IE790777L (en) 1979-10-14
FR2422971A1 (fr) 1979-11-09
LU81139A1 (fr) 1979-11-07
CA1115102A (fr) 1981-12-29

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