JPH03108204U - - Google Patents
Info
- Publication number
- JPH03108204U JPH03108204U JP1603290U JP1603290U JPH03108204U JP H03108204 U JPH03108204 U JP H03108204U JP 1603290 U JP1603290 U JP 1603290U JP 1603290 U JP1603290 U JP 1603290U JP H03108204 U JPH03108204 U JP H03108204U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- semiconductor light
- light receiving
- output
- receiving element
- 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 8
- 239000004065 semiconductor Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Couplings Of Light Guides (AREA)
Description
第１図はこの考案の一実施例による光フアイバ
伝送系受光装置を示す図、第２図は従来の光フア
イバ伝送系受光装置を示す図である。
図において、１……光半導体発光素子、２……
モニタ用半導体受光素子、３ａ，３ｂ，３ｃ……
光線、４……レンズ、５ａ，５ｂ……フエルール
、６……光フアイバ、７……半導体受光素子、８
……ガラス板である。なお、各図中、同一符号は
同一、又は相当部分を示す。
FIG. 1 is a diagram showing an optical fiber transmission type light receiving device according to an embodiment of the invention, and FIG. 2 is a diagram showing a conventional optical fiber transmission type light receiving device. In the figure, 1... optical semiconductor light emitting element, 2...
Semiconductor photodetector for monitoring, 3a, 3b, 3c...
Light beam, 4... Lens, 5a, 5b... Ferrule, 6... Optical fiber, 7... Semiconductor light receiving element, 8
...It's a glass plate. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
導体受光素子と、上記半導体発光素子の光出力を
伝送する光フアイバと、伝送された光出力を受光
する半導体受光素子とを備えた光フアイバ伝送系
において、光フアイバの出射端を凸球面状に研磨
し、反射防止膜をコーテイングしたガラス板を光
学的に接触するよう、上記光フアイバの出射端と
半導体受光素子との間に配置したことを特徴とす
る光フアイバ伝送系受光装置。 An optical fiber transmission system comprising a monitoring semiconductor light receiving element for adjusting the light output of a semiconductor light emitting element, an optical fiber for transmitting the light output of the semiconductor light emitting element, and a semiconductor light receiving element for receiving the transmitted light output. , the output end of the optical fiber is polished into a convex spherical shape, and a glass plate coated with an antireflection film is disposed between the output end of the optical fiber and the semiconductor light receiving element so as to be in optical contact with each other. Optical fiber transmission system light receiving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1603290U JPH03108204U (en) | 1990-02-20 | 1990-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1603290U JPH03108204U (en) | 1990-02-20 | 1990-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03108204U true JPH03108204U (en) | 1991-11-07 |
Family
ID=31519319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1603290U Pending JPH03108204U (en) | 1990-02-20 | 1990-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03108204U (en) |
-
1990
- 1990-02-20 JP JP1603290U patent/JPH03108204U/ja active Pending