ZA806439B - Single mode optical fibres - Google Patents
Single mode optical fibresInfo
- Publication number
- ZA806439B ZA806439B ZA00806439A ZA806439A ZA806439B ZA 806439 B ZA806439 B ZA 806439B ZA 00806439 A ZA00806439 A ZA 00806439A ZA 806439 A ZA806439 A ZA 806439A ZA 806439 B ZA806439 B ZA 806439B
- Authority
- ZA
- South Africa
- Prior art keywords
- single mode
- mode optical
- optical fibres
- fibres
- optical
- Prior art date
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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03661—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 4 layers only
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/045—Silica-containing oxide glass compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7937401A GB2062610B (en) | 1979-10-29 | 1979-10-29 | Single mode optical fibres |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA806439B true ZA806439B (en) | 1981-10-28 |
Family
ID=10508830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00806439A ZA806439B (en) | 1979-10-29 | 1980-10-20 | Single mode optical fibres |
Country Status (9)
Country | Link |
---|---|
US (1) | US4327965A (fr) |
JP (1) | JPS5924095B2 (fr) |
AT (1) | AT380573B (fr) |
AU (1) | AU538819B2 (fr) |
DE (1) | DE3039823A1 (fr) |
ES (1) | ES496374A0 (fr) |
FR (1) | FR2468558A1 (fr) |
GB (1) | GB2062610B (fr) |
ZA (1) | ZA806439B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2067781B (en) * | 1979-10-29 | 1983-09-01 | Standard Telephones Cables Ltd | Optical fibres |
US4439007A (en) * | 1981-06-09 | 1984-03-27 | Bell Telephone Laboratories, Incorporated | Low dispersion single mode fiber |
AU531893B2 (en) * | 1981-08-19 | 1983-09-08 | Hitachi Cable Ltd. | d |
DE3510023A1 (de) * | 1985-03-20 | 1986-09-25 | Licentia Gmbh | Einwelliger lichtwellenleiter aus quarzglas und verfahren zu dessen herstellung |
DE3786689T2 (de) * | 1986-03-27 | 1993-11-25 | Mitsubishi Rayon Co | Optisches Kunststoff-Transmissionsmedium, zugehöriges Herstellungsverfahren und Linsenanordnung mit solchem Medium. |
JP2565701B2 (ja) * | 1987-01-13 | 1996-12-18 | アルプス電気株式会社 | 光書き込みヘッド |
US5055120A (en) * | 1987-12-15 | 1991-10-08 | Infrared Fiber Systems, Inc. | Fluoride glass fibers with reduced defects |
DE3842804A1 (de) * | 1988-12-20 | 1990-06-21 | Rheydt Kabelwerk Ag | Lichtwellenleiter |
DE3842805A1 (de) * | 1988-12-20 | 1990-06-21 | Rheydt Kabelwerk Ag | Lichtwellenleiter |
US5572618A (en) * | 1994-07-13 | 1996-11-05 | Lucent Technologies Inc. | Optical attenuator |
KR100322131B1 (ko) * | 1999-01-28 | 2002-02-04 | 윤종용 | 오.에이치.차단층을 구비한 광섬유 모재 및 그 제조방법 |
KR20020029529A (ko) * | 2000-10-13 | 2002-04-19 | 이계철 | 큰 음의 분산 값을 갖는 분산 평탄 광섬유의 구조 및 제조방법 |
US7160746B2 (en) * | 2001-07-27 | 2007-01-09 | Lightwave Microsystems Corporation | GeBPSG top clad for a planar lightwave circuit |
US7223706B2 (en) * | 2004-06-30 | 2007-05-29 | Intersil Americas, Inc. | Method for forming plasma enhanced deposited, fully oxidized PSG film |
US7580609B1 (en) * | 2008-06-20 | 2009-08-25 | Gooch & Housego Plc | Fiber intensity reducing devices and related systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1496788A (en) * | 1974-09-05 | 1978-01-05 | Standard Telephones Cables Ltd | Optical fibre manufacture |
US4114980A (en) * | 1976-05-10 | 1978-09-19 | International Telephone And Telegraph Corporation | Low loss multilayer optical fiber |
US4230396A (en) * | 1978-07-31 | 1980-10-28 | Corning Glass Works | High bandwidth optical waveguides and method of fabrication |
US4243298A (en) * | 1978-10-06 | 1981-01-06 | International Telephone And Telegraph Corporation | High-strength optical preforms and fibers with thin, high-compression outer layers |
-
1979
- 1979-10-29 GB GB7937401A patent/GB2062610B/en not_active Expired
-
1980
- 1980-09-30 US US06/192,391 patent/US4327965A/en not_active Expired - Lifetime
- 1980-10-20 ZA ZA00806439A patent/ZA806439B/xx unknown
- 1980-10-22 DE DE19803039823 patent/DE3039823A1/de not_active Withdrawn
- 1980-10-24 AU AU63655/80A patent/AU538819B2/en not_active Ceased
- 1980-10-29 JP JP55151986A patent/JPS5924095B2/ja not_active Expired
- 1980-10-29 FR FR8023090A patent/FR2468558A1/fr active Granted
- 1980-10-29 AT AT0531680A patent/AT380573B/de active
- 1980-10-29 ES ES496374A patent/ES496374A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2062610B (en) | 1983-03-09 |
JPS5924095B2 (ja) | 1984-06-07 |
JPS5684333A (en) | 1981-07-09 |
AT380573B (de) | 1986-06-10 |
FR2468558B1 (fr) | 1983-10-28 |
DE3039823A1 (de) | 1981-05-14 |
FR2468558A1 (fr) | 1981-05-08 |
ES8201322A1 (es) | 1981-12-01 |
GB2062610A (en) | 1981-05-28 |
US4327965A (en) | 1982-05-04 |
ES496374A0 (es) | 1981-12-01 |
ATA531680A (de) | 1985-10-15 |
AU538819B2 (en) | 1984-08-30 |
AU6365580A (en) | 1981-05-07 |
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