DE3010005C2 - - Google Patents
Info
- Publication number
- DE3010005C2 DE3010005C2 DE3010005A DE3010005A DE3010005C2 DE 3010005 C2 DE3010005 C2 DE 3010005C2 DE 3010005 A DE3010005 A DE 3010005A DE 3010005 A DE3010005 A DE 3010005A DE 3010005 C2 DE3010005 C2 DE 3010005C2
- Authority
- DE
- Germany
- 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
Links
Classifications
-
- 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
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/104—Coating to obtain optical fibres
-
- 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
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
- C03B37/02745—Fibres having rotational spin around the central longitudinal axis, e.g. alternating +/- spin to reduce polarisation mode dispersion
-
- 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
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/03—Drawing means, e.g. drawing drums ; Traction or tensioning devices
- C03B37/032—Drawing means, e.g. drawing drums ; Traction or tensioning devices for glass optical fibres
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
- G01R15/247—Details of the circuitry or construction of devices covered by G01R15/241 - G01R15/246
-
- 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
-
- 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
- G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/02—External structure or shape details
- C03B2203/06—Axial perturbations, e.g. twist, by torsion, undulating, crimped
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/10—Internal structure or shape details
- C03B2203/18—Axial perturbations, e.g. in refractive index or composition
- C03B2203/20—Axial perturbations, e.g. in refractive index or composition helical
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/06—Rotating the fibre fibre about its longitudinal axis
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3010005A DE3010005B1 (de) | 1980-03-15 | 1980-03-15 | In ihrer Laengsachse tordierte Lichtleitfaser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3010005A DE3010005B1 (de) | 1980-03-15 | 1980-03-15 | In ihrer Laengsachse tordierte Lichtleitfaser |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3010005B1 DE3010005B1 (de) | 1981-02-12 |
DE3010005C2 true DE3010005C2 (US06168776-20010102-C00028.png) | 1988-09-29 |
Family
ID=6097310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3010005A Granted DE3010005B1 (de) | 1980-03-15 | 1980-03-15 | In ihrer Laengsachse tordierte Lichtleitfaser |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3010005B1 (US06168776-20010102-C00028.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988010439A1 (fr) * | 1987-06-18 | 1988-12-29 | Societe D'etudes Et De Recherches De L'ecole Natio | Anamorphoseur optique et un procede de fabrication |
DE19504521A1 (de) * | 1995-02-11 | 1996-08-14 | Felten & Guilleaume Energie | Verfahren zur Herstellung einer Lichtleitfaser, Anordnung zu ihrer Herstellung und eine nach dem Verfahren hergestellte Lichtleitfaser |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2515693B1 (fr) * | 1981-11-03 | 1985-10-11 | Thomson Csf | Procede de fabrication d'un objet a structure chiralique issu a partir d'une source de matiere formable et dispositif mettant en oeuvre ce procede |
FR2515632A1 (fr) * | 1981-11-03 | 1983-05-06 | Thomson Csf | Procede d'obtention d'un objet a structure chiralique issu de l'etirage a partir d'une source de matiere ramollie, et dispositif mettant en oeuvre ce procede |
FR2537731B1 (fr) * | 1982-12-10 | 1986-01-17 | Thomson Csf | Procede de fabrication d'une fibre conservant la polarisation circulaire et dispositif mettant en oeuvre ce procede |
FR2537608B2 (fr) * | 1982-12-10 | 1985-12-27 | Thomson Csf | Dispositif de fabrication d'un objet a structure chiralique a partir d'une source de matiere formable |
DE3615557A1 (de) * | 1986-05-09 | 1987-11-12 | Felten & Guilleaume Energie | Einrichtung zur strommessung bei einem energiekabel unter einsatz von lichtwellenleitern (lwl) |
US5298047A (en) * | 1992-08-03 | 1994-03-29 | At&T Bell Laboratories | Method of making a fiber having low polarization mode dispersion due to a permanent spin |
BR9911553A (pt) * | 1998-06-24 | 2001-03-20 | Pirelli Cavi E Sistemi Spa | Processo e aparelho para fabricar uma fibra óptica a partir de uma preforma e dispositivo para aplicar a uma fibra óptica, estirada a uma velocidade predeterminada a partir de uma extremidade aquecida de uma preforma, um torque em torno de um eixo de estiramento da mesma. |
US20020172461A1 (en) * | 2001-03-14 | 2002-11-21 | Jonathan Singer | Apparatus and method for fabricating chiral fiber gratings |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2445369B1 (de) * | 1974-09-23 | 1975-11-06 | Siemens Ag | Magnetooptischer Messwandler mit Fluessigkern-Lichtleitfasern |
DE2624692A1 (de) * | 1975-06-05 | 1976-12-16 | Gen Electric | Magnetooptischer wandler |
DE2701704A1 (de) * | 1976-11-09 | 1978-05-11 | Nordiske Kabel Traad | Verfahren zur herstellung eines optisch leitenden elements zum einbau in optische leiter |
DE2855337A1 (de) * | 1978-12-21 | 1980-07-03 | Licentia Gmbh | Verfahren zur kompensation des in einer bei einem magnetooptischen stromwandler verwendeten lichtleitfaser auftretenden doppelbrechungseinflusses |
-
1980
- 1980-03-15 DE DE3010005A patent/DE3010005B1/de active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2445369B1 (de) * | 1974-09-23 | 1975-11-06 | Siemens Ag | Magnetooptischer Messwandler mit Fluessigkern-Lichtleitfasern |
DE2624692A1 (de) * | 1975-06-05 | 1976-12-16 | Gen Electric | Magnetooptischer wandler |
DE2701704A1 (de) * | 1976-11-09 | 1978-05-11 | Nordiske Kabel Traad | Verfahren zur herstellung eines optisch leitenden elements zum einbau in optische leiter |
DE2855337A1 (de) * | 1978-12-21 | 1980-07-03 | Licentia Gmbh | Verfahren zur kompensation des in einer bei einem magnetooptischen stromwandler verwendeten lichtleitfaser auftretenden doppelbrechungseinflusses |
Non-Patent Citations (2)
Title |
---|
Ehlers/Lau, Kabelherstellung 1956, Springer Verlag, S. 379-380 * |
Wissenschaftliche Berichte, AEG-Telefunken, 52/1979, S.111-112 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988010439A1 (fr) * | 1987-06-18 | 1988-12-29 | Societe D'etudes Et De Recherches De L'ecole Natio | Anamorphoseur optique et un procede de fabrication |
DE19504521A1 (de) * | 1995-02-11 | 1996-08-14 | Felten & Guilleaume Energie | Verfahren zur Herstellung einer Lichtleitfaser, Anordnung zu ihrer Herstellung und eine nach dem Verfahren hergestellte Lichtleitfaser |
DE19504521C2 (de) * | 1995-02-11 | 2000-11-09 | Felten & Guilleaume Ag | Verfahren zur Herstellung einer Lichtleitfaser |
Also Published As
Publication number | Publication date |
---|---|
DE3010005B1 (de) | 1981-02-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8263 | Opposition against grant of a patent | ||
8339 | Ceased/non-payment of the annual fee |