JPS6454352U - - Google Patents
Info
- Publication number
- JPS6454352U JPS6454352U JP14986687U JP14986687U JPS6454352U JP S6454352 U JPS6454352 U JP S6454352U JP 14986687 U JP14986687 U JP 14986687U JP 14986687 U JP14986687 U JP 14986687U JP S6454352 U JPS6454352 U JP S6454352U
- Authority
- JP
- Japan
- Prior art keywords
- light
- output
- optical fiber
- fiber coupler
- semiconductor laser
- 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
- 239000004065 semiconductor Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 1
Description
第１図は本考案に係るレーザ光源の一実施例の
光学系を示す構成ブロツク図、第２図および第３
図は第１図の具体例を示す部分説明図、第４図は
第１図装置の電子回路を示す構成ブロツク図、第
５図および第６図は半導体レーザを用いた従来の
安定化光源を示す構成ブロツク図である。
２……半導体レーザ、４……光フアイバカプラ
、９……受光素子、４１……第１の入力ポート、
４３……第１の出力ポート、４４……第２の出力
ポート。
FIG. 1 is a structural block diagram showing an optical system of an embodiment of a laser light source according to the present invention, and FIGS.
The figure is a partial explanatory diagram showing a specific example of Fig. 1, Fig. 4 is a block diagram showing the electronic circuit of the device shown in Fig. 1, and Figs. 5 and 6 show a conventional stabilized light source using a semiconductor laser. FIG. 2... Semiconductor laser, 4... Optical fiber coupler, 9... Light receiving element, 41... First input port,
43...first output port, 44...second output port.
Claims (1)
その第１の入力ポートに入射する光フアイバカプ
ラと、この光フアイバカプラの第２の出力ポート
からの出力光を入射する受光素子とを備え、受光
素子からの出力に対応して半導体レーザを駆動す
ることにより、光フアイバカプラの第１の出力ポ
ートからの出力光量を一定に制御するように構成
したことを特徴とするレーザ光源。 A light-receiving element comprising a semiconductor laser, an optical fiber coupler that inputs the output light of the semiconductor laser into its first input port, and a light-receiving element that inputs the output light from the second output port of the optical fiber coupler. 1. A laser light source characterized in that the amount of light output from a first output port of an optical fiber coupler is controlled to be constant by driving a semiconductor laser in accordance with the output from the optical fiber coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14986687U JPS6454352U (en) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14986687U JPS6454352U (en) | 1987-09-30 | 1987-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6454352U true JPS6454352U (en) | 1989-04-04 |
Family
ID=31422488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14986687U Pending JPS6454352U (en) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6454352U (en) |
-
1987
- 1987-09-30 JP JP14986687U patent/JPS6454352U/ja active Pending
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