JPH01128302U - - Google Patents

Info

Publication number
JPH01128302U
JPH01128302U JP2407688U JP2407688U JPH01128302U JP H01128302 U JPH01128302 U JP H01128302U JP 2407688 U JP2407688 U JP 2407688U JP 2407688 U JP2407688 U JP 2407688U JP H01128302 U JPH01128302 U JP H01128302U
Authority
JP
Japan
Prior art keywords
core
cladding
refractive index
cores
provided outside
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
JP2407688U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP2407688U priority Critical patent/JPH01128302U/ja
Publication of JPH01128302U publication Critical patent/JPH01128302U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)

Description

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

第1図はこの考案の一実施例による光フアイバ
を示す断面図、第2図はこの考案の実施例の光フ
アイバ断面屈折率分布を示す図、第3図は従来の
光フアイバを示す断面図、第4図は従来の光フア
イバの断面屈折率分布を示す図である。 図において、1および2はコア、3及び4はク
ラツドである。なお、図中、同一符号は同一、又
は相当部分を示す。
Figure 1 is a sectional view showing an optical fiber according to an embodiment of this invention, Figure 2 is a diagram showing the cross-sectional refractive index distribution of an optical fiber according to an embodiment of this invention, and Figure 3 is a sectional view showing a conventional optical fiber. , FIG. 4 is a diagram showing the cross-sectional refractive index distribution of a conventional optical fiber. In the figure, 1 and 2 are cores, and 3 and 4 are claddings. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 単一モード光導波路を形成する第1のコアと、
上記第1のコアの外側に設けられ、多モード光導
波路を形成する第2のコアと、上記第2のコアの
外側に設けられた第1のクラツドと、上記第1の
コアと第2のコアとの間に設けられ、上記第1お
よび第2のコアの屈折率より低い屈折率を有する
第2のクラツドとを具備したこととを特徴とする
光フアイバ。
a first core forming a single mode optical waveguide;
a second core provided outside the first core and forming a multimode optical waveguide; a first cladding provided outside the second core; 1. An optical fiber comprising: a second cladding between the first and second cores and a second cladding having a refractive index lower than the refractive index of the first and second cores.
JP2407688U 1988-02-25 1988-02-25 Pending JPH01128302U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2407688U JPH01128302U (en) 1988-02-25 1988-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2407688U JPH01128302U (en) 1988-02-25 1988-02-25

Publications (1)

Publication Number Publication Date
JPH01128302U true JPH01128302U (en) 1989-09-01

Family

ID=31243613

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2407688U Pending JPH01128302U (en) 1988-02-25 1988-02-25

Country Status (1)

Country Link
JP (1) JPH01128302U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114764162A (en) * 2021-01-15 2022-07-19 矢崎总业株式会社 Optical fiber and optical transmission module

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114764162A (en) * 2021-01-15 2022-07-19 矢崎总业株式会社 Optical fiber and optical transmission module
JP2022109707A (en) * 2021-01-15 2022-07-28 矢崎総業株式会社 Optical fiber and optical transmission module
EP4030206B1 (en) * 2021-01-15 2023-11-22 Yazaki Corporation Optical fiber and optical transmission module

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