JPS61151366U - - Google Patents
Info
- Publication number
- JPS61151366U JPS61151366U JP3516085U JP3516085U JPS61151366U JP S61151366 U JPS61151366 U JP S61151366U JP 3516085 U JP3516085 U JP 3516085U JP 3516085 U JP3516085 U JP 3516085U JP S61151366 U JPS61151366 U JP S61151366U
- Authority
- JP
- Japan
- Prior art keywords
- light
- servo
- semiconductor laser
- receiving element
- region
- 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 Head (AREA)
Description
第１図は本考案半導体レーザ装置の実施の一例
を示す断面図、第２図は別の実施例を示す断面図
である。
符号の説明、１……半導体基板、５……レーザ
出力モニター用受光素子、８……サーボ等用受光
素子、１２……半導体レーザ素子、１４……ビー
ムスプリツタ。
FIG. 1 is a sectional view showing one embodiment of the semiconductor laser device of the present invention, and FIG. 2 is a sectional view showing another embodiment. Explanation of symbols: 1... Semiconductor substrate, 5... Light receiving element for laser output monitor, 8... Light receiving element for servo etc., 12... Semiconductor laser element, 14... Beam splitter.
Claims (1)
するサーボ等用受光素子が形成され、 中間領域上に半導体レーザ素子が固着され、 後部領域にレーザ出力モニター用受光素子が形
成され、 上記前部領域に形成されたサーボ等用受光素子
上に半導体レーザ素子から前方へ向うレーザ光の
透過を許容し半導体レーザ素子へ向う前方からの
レーザ光を上記サーボ等用受光素子側へ反射する
ビームスプリツタが固着されてなる ことを特徴とする半導体レーザ装置。[Scope of Claim for Utility Model Registration] A light-receiving element for a servo, etc. that constitutes a servo system is formed in the front region of the surface of a semiconductor substrate, a semiconductor laser element is fixed on the middle region, and a light-receiving element for monitoring laser output is formed in the rear region. A device is formed on the light-receiving element for the servo, etc. formed in the front region to allow laser light directed forward from the semiconductor laser device to pass therethrough, and to receive the laser light from the front toward the semiconductor laser device for the servo, etc. A semiconductor laser device characterized in that a beam splitter is fixed to reflect the beam toward the element side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3516085U JPS61151366U (en) | 1985-03-12 | 1985-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3516085U JPS61151366U (en) | 1985-03-12 | 1985-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61151366U true JPS61151366U (en) | 1986-09-18 |
Family
ID=30539186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3516085U Pending JPS61151366U (en) | 1985-03-12 | 1985-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61151366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0198136A (en) * | 1987-10-09 | 1989-04-17 | Mitsubishi Electric Corp | Hybrid optical element |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55145387A (en) * | 1979-04-30 | 1980-11-12 | Xerox Corp | Hybrid semiconductor laser*detector |
| JPS5693388A (en) * | 1979-12-26 | 1981-07-28 | Matsushita Electric Ind Co Ltd | Semiconductor laser device |
| JPS5996789A (en) * | 1982-11-25 | 1984-06-04 | Nec Corp | Photosemiconductor device |
| JPS59193548A (en) * | 1983-04-15 | 1984-11-02 | Hitachi Ltd | Automatic focus control device for optical information reproducing device |
-
1985
- 1985-03-12 JP JP3516085U patent/JPS61151366U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55145387A (en) * | 1979-04-30 | 1980-11-12 | Xerox Corp | Hybrid semiconductor laser*detector |
| JPS5693388A (en) * | 1979-12-26 | 1981-07-28 | Matsushita Electric Ind Co Ltd | Semiconductor laser device |
| JPS5996789A (en) * | 1982-11-25 | 1984-06-04 | Nec Corp | Photosemiconductor device |
| JPS59193548A (en) * | 1983-04-15 | 1984-11-02 | Hitachi Ltd | Automatic focus control device for optical information reproducing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0198136A (en) * | 1987-10-09 | 1989-04-17 | Mitsubishi Electric Corp | Hybrid optical element |
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