JPS59151203U - Optical fiber for detecting oil etc. - Google Patents

Optical fiber for detecting oil etc.

Info

Publication number
JPS59151203U
JPS59151203U JP4627783U JP4627783U JPS59151203U JP S59151203 U JPS59151203 U JP S59151203U JP 4627783 U JP4627783 U JP 4627783U JP 4627783 U JP4627783 U JP 4627783U JP S59151203 U JPS59151203 U JP S59151203U
Authority
JP
Japan
Prior art keywords
optical fiber
oil etc
detecting oil
fluorine
refractive index
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
Application number
JP4627783U
Other languages
Japanese (ja)
Inventor
和昭 吉田
西村　真雄
西本　征幸
松田　美一
Original Assignee
古河電気工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 古河電気工業株式会社 filed Critical 古河電気工業株式会社
Priority to JP4627783U priority Critical patent/JPS59151203U/en
Publication of JPS59151203U publication Critical patent/JPS59151203U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は光ファイバによる油検知方法の一例を示す説明
図、第２図は従来の光ファイバの端面図、第３図は本考
案に係る光ファイバの端面図である。 １は光ファイバ、２はコア、３はクラッド。FIG. 1 is an explanatory diagram showing an example of an oil detection method using an optical fiber, FIG. 2 is an end view of a conventional optical fiber, and FIG. 3 is an end view of an optical fiber according to the present invention. 1 is the optical fiber, 2 is the core, and 3 is the cladding.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コアが少くとも弗素又は酸化硼素又は弗素及び酸化硼素
がドープされた純石英より屈折率が小さい石英ガラスか
らなり、クラッドがシリコン樹脂又はポリジメチルシロ
キサンより屈折率が大きいシリコン樹脂からなる油等の
検知用光ファイバ。Detection of oil, etc. where the core is made of quartz glass with a refractive index lower than pure quartz doped with at least fluorine or boron oxide, or fluorine and boron oxide, and the cladding is made of silicone resin or silicone resin with a higher refractive index than polydimethylsiloxane. Optical fiber for use.
JP4627783U 1983-03-30 1983-03-30 Optical fiber for detecting oil etc. Pending JPS59151203U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4627783U JPS59151203U (en) 1983-03-30 1983-03-30 Optical fiber for detecting oil etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4627783U JPS59151203U (en) 1983-03-30 1983-03-30 Optical fiber for detecting oil etc.

Publications (1)

Publication Number Publication Date
JPS59151203U true JPS59151203U (en) 1984-10-09

Family

ID=30176830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4627783U Pending JPS59151203U (en) 1983-03-30 1983-03-30 Optical fiber for detecting oil etc.

Country Status (1)

Country Link
JP (1) JPS59151203U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512948A (en) * 1978-07-13 1980-01-29 Dainichi Nippon Cables Ltd Light communication fiber and method of manufacturing the same
JPS5830703A (en) * 1981-08-17 1983-02-23 Sumitomo Electric Ind Ltd Fiber having silicone resin clad for optical communication

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512948A (en) * 1978-07-13 1980-01-29 Dainichi Nippon Cables Ltd Light communication fiber and method of manufacturing the same
JPS5830703A (en) * 1981-08-17 1983-02-23 Sumitomo Electric Ind Ltd Fiber having silicone resin clad for optical communication

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