JPS58195201U - polarization maintaining optical fiber - Google Patents

polarization maintaining optical fiber

Info

Publication number
JPS58195201U
JPS58195201U JP9360182U JP9360182U JPS58195201U JP S58195201 U JPS58195201 U JP S58195201U JP 9360182 U JP9360182 U JP 9360182U JP 9360182 U JP9360182 U JP 9360182U JP S58195201 U JPS58195201 U JP S58195201U
Authority
JP
Japan
Prior art keywords
optical fiber
refractive index
cladding
section
outer periphery
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
JP9360182U
Other languages
Japanese (ja)
Inventor
新沢 正治
Original Assignee
日立電線株式会社
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 日立電線株式会社 filed Critical 日立電線株式会社
Priority to JP9360182U priority Critical patent/JPS58195201U/en
Publication of JPS58195201U publication Critical patent/JPS58195201U/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) [Abstract] 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図は一般的な偏波面保存光ファイバの断面図、第2
図は従来の偏波面保存光ファイバのコア部における屈折
率分布図、第3図、第4図はそれぞれ本考案に係る偏波
面保存光ファイバのコア部における屈折率分布図である
。   1・・・サポート、2・・・ジャケット、3・・・クラ
ッド、4・・・コア。
Figure 1 is a cross-sectional view of a typical polarization-maintaining optical fiber, Figure 2
The figure is a refractive index distribution diagram in the core portion of a conventional polarization-maintaining optical fiber, and FIGS. 3 and 4 are refractive index distribution diagrams in the core portion of a polarization-maintaining optical fiber according to the present invention, respectively. 1... Support, 2... Jacket, 3... Clad, 4... Core.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中心に断面が円形のコアを有し、その外周に断面が円形
のクラッドを有し、さらにその外周に断面が楕円形のジ
ャケットを有し、その外周にはサポートを有し、前記コ
アは前記クラッドより比屈折率差で約0.5%高いガラ
ス層と前記クラッドと同じ屈折率のガラス層とよりなり
、前記コアの周辺部の屈折率が中央部の屈折率より高く
なるようにしであることを特徴とする偏波面保存光ファ
イバ。
It has a core with a circular cross section at the center, a cladding with a circular cross section on the outer periphery, a jacket with an elliptical cross section on the outer periphery, a support on the outer periphery, and the core has a cladding with a circular cross section on the outer periphery. It consists of a glass layer with a relative refractive index difference of about 0.5% higher than that of the cladding and a glass layer with the same refractive index as the cladding, so that the refractive index of the peripheral part of the core is higher than the refractive index of the central part. A polarization maintaining optical fiber characterized by:
JP9360182U 1982-06-22 1982-06-22 polarization maintaining optical fiber Pending JPS58195201U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9360182U JPS58195201U (en) 1982-06-22 1982-06-22 polarization maintaining optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9360182U JPS58195201U (en) 1982-06-22 1982-06-22 polarization maintaining optical fiber

Publications (1)

Publication Number Publication Date
JPS58195201U true JPS58195201U (en) 1983-12-26

Family

ID=30224512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9360182U Pending JPS58195201U (en) 1982-06-22 1982-06-22 polarization maintaining optical fiber

Country Status (1)

Country Link
JP (1) JPS58195201U (en)

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