JPS63144608U - - Google Patents
Info
- Publication number
- JPS63144608U JPS63144608U JP3643787U JP3643787U JPS63144608U JP S63144608 U JPS63144608 U JP S63144608U JP 3643787 U JP3643787 U JP 3643787U JP 3643787 U JP3643787 U JP 3643787U JP S63144608 U JPS63144608 U JP S63144608U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- element module
- ball lens
- lens
- 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 2
- 238000010586 diagram Methods 0.000 description 3
Description
第1図は、本考案の原理図、第2図は、本考案
の望ましい実施例を示す受光素子モジユールの概
略構成図、第3図は、従来の一般的な受光素子モ
ジユールの概略構成図である。
1,11,21,21′……光フアイバ、2,
12,22……球レンズ、3,13……受光素子
、4,14,24……受光面、5,25……凹レ
ンズ、23……APD。
FIG. 1 is a diagram showing the principle of the present invention, FIG. 2 is a schematic diagram of a light receiving element module showing a preferred embodiment of the present invention, and FIG. 3 is a schematic diagram of a conventional general light receiving element module. be. 1, 11, 21, 21'...optical fiber, 2,
12, 22... Ball lens, 3, 13... Light receiving element, 4, 14, 24... Light receiving surface, 5, 25... Concave lens, 23... APD.
Claims (1)
ンズ2により受光素子3の受光面4に結合される
ようにした受光素子モジユールにおいて、 前記光フアイバ1の出射端と球レンズ2間に凹
レンズ5を配置したことを特徴とする受光素子モ
ジユールの構造。[Claims for Utility Model Registration] A light-receiving element module in which light emitted from a plurality of optical fibers 1 arranged in parallel is coupled to a light-receiving surface 4 of a light-receiving element 3 by a ball lens 2, comprising: A structure of a light receiving element module characterized in that a concave lens 5 is arranged between an end and a ball lens 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3643787U JPS63144608U (en) | 1987-03-12 | 1987-03-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3643787U JPS63144608U (en) | 1987-03-12 | 1987-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63144608U true JPS63144608U (en) | 1988-09-22 |
Family
ID=30846837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3643787U Pending JPS63144608U (en) | 1987-03-12 | 1987-03-12 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63144608U (en) |
-
1987
- 1987-03-12 JP JP3643787U patent/JPS63144608U/ja active Pending
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