JPH0425211B2 - - Google Patents
Info
- Publication number
- JPH0425211B2 JPH0425211B2 JP59070034A JP7003484A JPH0425211B2 JP H0425211 B2 JPH0425211 B2 JP H0425211B2 JP 59070034 A JP59070034 A JP 59070034A JP 7003484 A JP7003484 A JP 7003484A JP H0425211 B2 JPH0425211 B2 JP H0425211B2
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- glass
- rod
- cladding
- polarization
- 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 - Lifetime
Links
- 239000000835 fiber Substances 0.000 claims description 28
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 21
- 230000010287 polarization Effects 0.000 claims description 20
- 238000005253 cladding Methods 0.000 claims description 18
- 239000011521 glass Substances 0.000 claims description 18
- 239000010453 quartz Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 24
- 239000010410 layer Substances 0.000 description 17
- 239000011162 core material Substances 0.000 description 16
- 235000012239 silicon dioxide Nutrition 0.000 description 13
- 229910004298 SiO 2 Inorganic materials 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 230000008646 thermal stress Effects 0.000 description 8
- 229910005793 GeO 2 Inorganic materials 0.000 description 6
- 230000035882 stress Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 238000007524 flame polishing Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229920006240 drawn fiber Polymers 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium oxide Inorganic materials O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 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
- C03B37/01217—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 for making preforms of polarisation-maintaining optical fibres
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/30—Polarisation maintaining [PM], i.e. birefringent products, e.g. with elliptical core, by use of stress rods, "PANDA" type fibres
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)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59070034A JPS60215541A (ja) | 1984-04-10 | 1984-04-10 | 定偏波フアイバの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59070034A JPS60215541A (ja) | 1984-04-10 | 1984-04-10 | 定偏波フアイバの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60215541A JPS60215541A (ja) | 1985-10-28 |
| JPH0425211B2 true JPH0425211B2 (enrdf_load_stackoverflow) | 1992-04-30 |
Family
ID=13419901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59070034A Granted JPS60215541A (ja) | 1984-04-10 | 1984-04-10 | 定偏波フアイバの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60215541A (enrdf_load_stackoverflow) |
-
1984
- 1984-04-10 JP JP59070034A patent/JPS60215541A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60215541A (ja) | 1985-10-28 |
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