JPH028061U - - Google Patents
Info
- Publication number
- JPH028061U JPH028061U JP1988082980U JP8298088U JPH028061U JP H028061 U JPH028061 U JP H028061U JP 1988082980 U JP1988082980 U JP 1988082980U JP 8298088 U JP8298088 U JP 8298088U JP H028061 U JPH028061 U JP H028061U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving
- window
- receiving element
- cover
- 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
Landscapes
- Optical Communication System (AREA)
Description
第１図Ａ，ＢおよびＣはこの考案の一実施例を
示す断面図、第２図は従来の光受信器を示す断面
図である。
図において、１Ａは光受信器、６は受光素子、
７はカバー、７ａは受光窓、９は光、１１はシヤ
ツター、１１ａは小窓である。なお、各図中、同
一符号は同一又は相当部分を示す。
FIGS. 1A, B, and C are cross-sectional views showing one embodiment of this invention, and FIG. 2 is a cross-sectional view showing a conventional optical receiver. In the figure, 1A is an optical receiver, 6 is a light receiving element,
7 is a cover, 7a is a light receiving window, 9 is a light, 11 is a shutter, and 11a is a small window. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
、かつその前方に受光窓があけられているカバー
と、このカバーの受光窓に設けられ、前記受光素
子への光を絞り込むための小窓を有し、かつ前記
受光窓上で摺動可能なシヤツターとを備えたこと
を特徴とする光受信器。 A light-receiving element that receives light, a cover that surrounds the light-receiving element and has a light-receiving window in front of it, and a small window provided in the light-receiving window of the cover to narrow down the light to the light-receiving element. and a shutter that is slidable on the light receiving window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988082980U JPH028061U (en) | 1988-06-24 | 1988-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988082980U JPH028061U (en) | 1988-06-24 | 1988-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH028061U true JPH028061U (en) | 1990-01-18 |
Family
ID=31307714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988082980U Pending JPH028061U (en) | 1988-06-24 | 1988-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH028061U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08149078A (en) * | 1994-11-15 | 1996-06-07 | Internatl Business Mach Corp <Ibm> | Radio communication equipment |
| JP2017179875A (en) * | 2016-03-30 | 2017-10-05 | 三和シヤッター工業株式会社 | Receiver |
-
1988
- 1988-06-24 JP JP1988082980U patent/JPH028061U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08149078A (en) * | 1994-11-15 | 1996-06-07 | Internatl Business Mach Corp <Ibm> | Radio communication equipment |
| JP2017179875A (en) * | 2016-03-30 | 2017-10-05 | 三和シヤッター工業株式会社 | Receiver |