JPS5857802U - radiation resistant optical fiber - Google Patents

radiation resistant optical fiber

Info

Publication number
JPS5857802U
JPS5857802U JP15395481U JP15395481U JPS5857802U JP S5857802 U JPS5857802 U JP S5857802U JP 15395481 U JP15395481 U JP 15395481U JP 15395481 U JP15395481 U JP 15395481U JP S5857802 U JPS5857802 U JP S5857802U
Authority
JP
Japan
Prior art keywords
optical fiber
layer
radiation
resistant optical
radiation resistant
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
JP15395481U
Other languages
Japanese (ja)
Inventor
健夫 西谷
田中　紘幸
平島　利洋
健 新谷
Original Assignee
日本原子力研究所
三菱電線工業株式会社
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 日本原子力研究所, 三菱電線工業株式会社 filed Critical 日本原子力研究所
Priority to JP15395481U priority Critical patent/JPS5857802U/en
Publication of JPS5857802U publication Critical patent/JPS5857802U/en
Pending legal-status Critical Current

Links

Landscapes

  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (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

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

第１図は光ファイバのコア組成と放射線被曝による光伝
送損失との関係を求める試験結果を示すグラフ、第２図
は本案品の模式的横断面図である。 １・・・・・・コア、２・・・・・・クラッド層、３・
・・・・・サポニト層、４・・・・・・プリコート層、
５・・・・・・ジャケット層、６・・・・・・ケブラ編
組、７・・・・・・防食シース層。FIG. 1 is a graph showing test results for determining the relationship between the core composition of an optical fiber and optical transmission loss due to radiation exposure, and FIG. 2 is a schematic cross-sectional view of the product. 1...Core, 2...Clad layer, 3.
... Saponite layer, 4 ... Precoat layer,
5... Jacket layer, 6... Kevlar braid, 7... Anticorrosion sheath layer.

Claims (1)

【実用新案登録請求の範囲】 １　石英系コア及びクラッド層を有する光ファイバにお
いてクラッド層よりも外側の被覆層に放射線吸収剤を添
加してなることを特徴とする耐放射線光ファイバ。 ２　前記被覆層はサポート層、プリコート層、ジャケッ
ト層又は防食シース層である実用新案登録請求の範囲第
１項記載の耐放射線光ファイバ。 ３　前記放射線吸収剤ハＢ、　Ｐ、　Ｇｅ、　Ｔｉ、　
Ｌｉ又ハコれらの酸化物Ｂ２Ｏ３，Ｐ２Ｏ６，Ｇｅｍ２
．　ＴｉＯ２゜Ｌｉ２Ｏ２である実用新案登録請求の範
囲第１項記載の耐放射線光ファイバ。[Claims for Utility Model Registration] 1. A radiation-resistant optical fiber comprising an optical fiber having a quartz core and a cladding layer, in which a radiation absorbing agent is added to a coating layer outside the cladding layer. 2. The radiation-resistant optical fiber according to claim 1, wherein the coating layer is a support layer, a precoat layer, a jacket layer, or an anti-corrosion sheath layer. 3 The radiation absorber B, P, Ge, Ti,
Li and other oxides B2O3, P2O6, Gem2
．． The radiation-resistant optical fiber according to claim 1, which is TiO2°Li2O2.
JP15395481U 1981-10-15 1981-10-15 radiation resistant optical fiber Pending JPS5857802U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15395481U JPS5857802U (en) 1981-10-15 1981-10-15 radiation resistant optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15395481U JPS5857802U (en) 1981-10-15 1981-10-15 radiation resistant optical fiber

Publications (1)

Publication Number Publication Date
JPS5857802U true JPS5857802U (en) 1983-04-19

Family

ID=29946555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15395481U Pending JPS5857802U (en) 1981-10-15 1981-10-15 radiation resistant optical fiber

Country Status (1)

Country Link
JP (1) JPS5857802U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619605A (en) * 1984-06-25 1986-01-17 Nippon Telegr & Teleph Corp <Ntt> Coated optical fiber

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697303A (en) * 1979-12-29 1981-08-06 Fujikura Ltd Optical fiber

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697303A (en) * 1979-12-29 1981-08-06 Fujikura Ltd Optical fiber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619605A (en) * 1984-06-25 1986-01-17 Nippon Telegr & Teleph Corp <Ntt> Coated optical fiber

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