JPS599304U - polarization maintaining optical fiber - Google Patents
polarization maintaining optical fiberInfo
- Publication number
- JPS599304U JPS599304U JP10468682U JP10468682U JPS599304U JP S599304 U JPS599304 U JP S599304U JP 10468682 U JP10468682 U JP 10468682U JP 10468682 U JP10468682 U JP 10468682U JP S599304 U JPS599304 U JP S599304U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- maintaining optical
- polarization
- polarization maintaining
- maintaining
- 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.)
- Pending
Links
Landscapes
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例である偏波面保存光ファイバ
の断面図、第２図は第１図の変形例である偏波面保存光
ファイバの断面図である。
１：石英サポート、２：楕円ジャケット、３：クラッド
、４：コア。FIG. 1 is a cross-sectional view of a polarization-maintaining optical fiber that is an embodiment of the present invention, and FIG. 2 is a cross-sectional view of a polarization-maintaining optical fiber that is a modification of FIG. 1: Quartz support, 2: Oval jacket, 3: Clad, 4: Core.
Claims (1)
加え、ファースト軸とスロー軸の光の伝播定数を相違さ
せることにより両軸間の光カップリングを抑制して入射
光の偏光状態を長駆離間保持させる偏波面保存光フナイ
バにおいて、同一光ファイバ内にカットオフ周波数の異
なる複数個の独立−たコアを配設してなることを特徴と
する偏波面保存光ファイバ。 ２ 上記複数個の独立したコアが、夫々異なる軸寸法を
有する楕円ジャケットに包囲されているコアである実用
新案登録請求の範囲第１項記載の偏波面保存光ファイバ
。[Claims for Utility Model Registration] 1. By applying asymmetrical stress to the core of a single-mode optical fiber and making the propagation constants of light in the fast axis and slow axis different, optical coupling between the two axes is suppressed and the incident light is What is claimed is: 1. A polarization-maintaining optical fiber for maintaining a polarization state for a long time, characterized in that a plurality of independent cores having different cutoff frequencies are disposed within the same optical fiber. 2. The polarization maintaining optical fiber according to claim 1, wherein the plurality of independent cores are cores surrounded by elliptical jackets having different axial dimensions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10468682U JPS599304U (en) | 1982-07-09 | 1982-07-09 | polarization maintaining optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10468682U JPS599304U (en) | 1982-07-09 | 1982-07-09 | polarization maintaining optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS599304U true JPS599304U (en) | 1984-01-21 |
Family
ID=30245702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10468682U Pending JPS599304U (en) | 1982-07-09 | 1982-07-09 | polarization maintaining optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS599304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017002460A1 (en) * | 2015-07-02 | 2017-01-05 | 株式会社フジクラ | Multi-core polarization maintaining fiber |
-
1982
- 1982-07-09 JP JP10468682U patent/JPS599304U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017002460A1 (en) * | 2015-07-02 | 2017-01-05 | 株式会社フジクラ | Multi-core polarization maintaining fiber |
| US9897751B2 (en) | 2015-07-02 | 2018-02-20 | Fujikura Ltd. | Multicore polarization-maintaining fiber |
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