DK170299B1 - Fremgangsmåde til fremstilling af en multimode optisk fiber - Google Patents
Fremgangsmåde til fremstilling af en multimode optisk fiber Download PDFInfo
- Publication number
- DK170299B1 DK170299B1 DK424688A DK424688A DK170299B1 DK 170299 B1 DK170299 B1 DK 170299B1 DK 424688 A DK424688 A DK 424688A DK 424688 A DK424688 A DK 424688A DK 170299 B1 DK170299 B1 DK 170299B1
- Authority
- DK
- Denmark
- Prior art keywords
- tube
- layers
- deposited
- preform
- thickness
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
-
- 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
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
-
- 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
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
- C03B37/01815—Reactant deposition burners or deposition heating means
-
- 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
- C03B37/01884—Means for supporting, rotating and translating tubes or rods being formed, e.g. lathes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7973287A | 1987-07-30 | 1987-07-30 | |
| US7973287 | 1987-07-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK424688D0 DK424688D0 (da) | 1988-07-29 |
| DK424688A DK424688A (da) | 1989-01-31 |
| DK170299B1 true DK170299B1 (da) | 1995-07-31 |
Family
ID=22152444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK424688A DK170299B1 (da) | 1987-07-30 | 1988-07-29 | Fremgangsmåde til fremstilling af en multimode optisk fiber |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0301797B1 (ko) |
| KR (1) | KR920009187B1 (ko) |
| CA (1) | CA1322849C (ko) |
| DE (1) | DE3886121T2 (ko) |
| DK (1) | DK170299B1 (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2751955B1 (fr) * | 1996-07-31 | 1998-09-04 | Alcatel Fibres Optiques | Fibre optique et son procede de fabrication |
| US6292612B1 (en) * | 1999-06-07 | 2001-09-18 | Lucent Technologies Inc. | Multi-mode optical fiber having improved refractive index profile and devices comprising same |
| KR102431791B1 (ko) | 2021-01-13 | 2022-08-11 | 주식회사 로드텍이엔지 | 휴대용 제현기 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1170876A (en) * | 1980-12-29 | 1984-07-17 | Koichi Abe | Fiber with coarse index gradient |
| DE3215791C2 (de) * | 1982-04-28 | 1984-02-09 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Verfahren zur Herstellung von optischen Glasfasern mit einem Gradientenindexprofil |
-
1988
- 1988-07-26 EP EP88306842A patent/EP0301797B1/en not_active Expired - Lifetime
- 1988-07-26 DE DE88306842T patent/DE3886121T2/de not_active Expired - Lifetime
- 1988-07-28 CA CA000573301A patent/CA1322849C/en not_active Expired - Lifetime
- 1988-07-29 DK DK424688A patent/DK170299B1/da not_active IP Right Cessation
- 1988-07-30 KR KR1019880009700A patent/KR920009187B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR890002681A (ko) | 1989-04-11 |
| KR920009187B1 (ko) | 1992-10-14 |
| DE3886121D1 (de) | 1994-01-20 |
| DE3886121T2 (de) | 1994-04-14 |
| EP0301797B1 (en) | 1993-12-08 |
| CA1322849C (en) | 1993-10-12 |
| EP0301797A1 (en) | 1989-02-01 |
| DK424688A (da) | 1989-01-31 |
| DK424688D0 (da) | 1988-07-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Patent granted (law 1993) | ||
| PUP | Patent expired |