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
Links
- 239000013307 optical fiber Substances 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Description
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)
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.
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)
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 |
-
1988
- 1988-02-25 JP JP2407688U patent/JPH01128302U/ja active Pending
Cited By (3)
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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