JPH0151456B2 - - Google Patents
Info
- Publication number
- JPH0151456B2 JPH0151456B2 JP4470382A JP4470382A JPH0151456B2 JP H0151456 B2 JPH0151456 B2 JP H0151456B2 JP 4470382 A JP4470382 A JP 4470382A JP 4470382 A JP4470382 A JP 4470382A JP H0151456 B2 JPH0151456 B2 JP H0151456B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- core
- refractive index
- base material
- thermal expansion
- Prior art date
- 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
- 239000011521 glass Substances 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 20
- 239000013307 optical fiber Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000011162 core material Substances 0.000 description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 238000005253 cladding Methods 0.000 description 12
- 229910005793 GeO 2 Inorganic materials 0.000 description 9
- 238000009826 distribution Methods 0.000 description 7
- 238000005336 cracking Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Classifications
-
- 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
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
-
- 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
- C03B2203/22—Radial profile of refractive index, composition or softening point
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4470382A JPS58161934A (ja) | 1982-03-23 | 1982-03-23 | 光フアイバ母材の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4470382A JPS58161934A (ja) | 1982-03-23 | 1982-03-23 | 光フアイバ母材の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58161934A JPS58161934A (ja) | 1983-09-26 |
| JPH0151456B2 true JPH0151456B2 (enExample) | 1989-11-02 |
Family
ID=12698770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4470382A Granted JPS58161934A (ja) | 1982-03-23 | 1982-03-23 | 光フアイバ母材の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58161934A (enExample) |
-
1982
- 1982-03-23 JP JP4470382A patent/JPS58161934A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58161934A (ja) | 1983-09-26 |
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