JP5183508B2 - 対照光結合器 - Google Patents
対照光結合器 Download PDFInfo
- Publication number
- JP5183508B2 JP5183508B2 JP2009011342A JP2009011342A JP5183508B2 JP 5183508 B2 JP5183508 B2 JP 5183508B2 JP 2009011342 A JP2009011342 A JP 2009011342A JP 2009011342 A JP2009011342 A JP 2009011342A JP 5183508 B2 JP5183508 B2 JP 5183508B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- fiber
- core
- control
- outer cladding
- 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 - Fee Related
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- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
Claims (3)
- ファイバ断面の中心に対して空孔の外側に少なくとも2つ以上のクラッド(外部クラッドと定義)を有し、前記空孔に近い外部クラッドとその1層外側の外部クラッドとの間に屈折率のトレンチ構造を有するホーリファイバに対して、対照光を前記外部クラッドに光結合する手段を備えることを特徴とする対照光結合器。
- 前記対照光を発生する光源を備えることを特徴とする請求項1記載の対照光結合器。
- 前記対照光として信号光の一部を前記外部クラッドに光結合することを特徴とする請求項1記載の対照光結合器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009011342A JP5183508B2 (ja) | 2009-01-21 | 2009-01-21 | 対照光結合器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009011342A JP5183508B2 (ja) | 2009-01-21 | 2009-01-21 | 対照光結合器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010169832A JP2010169832A (ja) | 2010-08-05 |
JP5183508B2 true JP5183508B2 (ja) | 2013-04-17 |
Family
ID=42702068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009011342A Expired - Fee Related JP5183508B2 (ja) | 2009-01-21 | 2009-01-21 | 対照光結合器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5183508B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020070488A1 (en) | 2018-10-03 | 2020-04-09 | Lumenisity Limited | Optical fibre assemblies and methods of use |
JP7145824B2 (ja) * | 2019-08-22 | 2022-10-03 | 古河電気工業株式会社 | 外力検出装置および光ファイバセンサ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7174078B2 (en) * | 2001-04-11 | 2007-02-06 | Crystal Fibre A/S | Dual core photonic crystal fibers (PCF) with special dispersion properties |
JP3814220B2 (ja) * | 2002-04-17 | 2006-08-23 | 正隆 中沢 | フォトニッククリスタル光ファイバ |
JP4473843B2 (ja) * | 2006-07-07 | 2010-06-02 | 日立電線株式会社 | 光ファイバコードの被覆除去方法 |
US8374472B2 (en) * | 2007-06-15 | 2013-02-12 | Ofs Fitel, Llc | Bend insensitivity in single mode optical fibers |
-
2009
- 2009-01-21 JP JP2009011342A patent/JP5183508B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2010169832A (ja) | 2010-08-05 |
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