JPH0125924Y2 - - Google Patents
Info
- Publication number
- JPH0125924Y2 JPH0125924Y2 JP1985083497U JP8349785U JPH0125924Y2 JP H0125924 Y2 JPH0125924 Y2 JP H0125924Y2 JP 1985083497 U JP1985083497 U JP 1985083497U JP 8349785 U JP8349785 U JP 8349785U JP H0125924 Y2 JPH0125924 Y2 JP H0125924Y2
- Authority
- JP
- Japan
- Prior art keywords
- star coupler
- output end
- refractive index
- optical fiber
- index distribution
- 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
- 239000013307 optical fiber Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 description 8
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000005253 cladding Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910005793 GeO 2 Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000012792 core layer Substances 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
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985083497U JPH0125924Y2 (pl) | 1985-06-03 | 1985-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985083497U JPH0125924Y2 (pl) | 1985-06-03 | 1985-06-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61198909U JPS61198909U (pl) | 1986-12-12 |
| JPH0125924Y2 true JPH0125924Y2 (pl) | 1989-08-03 |
Family
ID=30632180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985083497U Expired JPH0125924Y2 (pl) | 1985-06-03 | 1985-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0125924Y2 (pl) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565908A (en) * | 1978-11-10 | 1980-05-17 | Toshiba Corp | Light distributing device |
| JPS58209709A (ja) * | 1982-05-31 | 1983-12-06 | Nippon Telegr & Teleph Corp <Ntt> | 多モ−ド光フアイバ−用スタ−カプラ及びその製造方法 |
-
1985
- 1985-06-03 JP JP1985083497U patent/JPH0125924Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565908A (en) * | 1978-11-10 | 1980-05-17 | Toshiba Corp | Light distributing device |
| JPS58209709A (ja) * | 1982-05-31 | 1983-12-06 | Nippon Telegr & Teleph Corp <Ntt> | 多モ−ド光フアイバ−用スタ−カプラ及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61198909U (pl) | 1986-12-12 |
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