JPS62104468U - - Google Patents
Info
- Publication number
- JPS62104468U JPS62104468U JP19783185U JP19783185U JPS62104468U JP S62104468 U JPS62104468 U JP S62104468U JP 19783185 U JP19783185 U JP 19783185U JP 19783185 U JP19783185 U JP 19783185U JP S62104468 U JPS62104468 U JP S62104468U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting section
- detector
- semiconductor
- 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
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 description 2
Landscapes
- Optical Head (AREA)
Description
第１図は本考案の一実施例における半導体レー
ザ光源の斜視図、第２図は従来の半導体レーザ光
源の斜視図、第３図は相変化型消去可能光デイス
ク装置の光学系の一例を示す斜視図である。
１……発光部、２……検出器、３……遮蔽板。
FIG. 1 is a perspective view of a semiconductor laser light source according to an embodiment of the present invention, FIG. 2 is a perspective view of a conventional semiconductor laser light source, and FIG. 3 is an example of an optical system of a phase-change erasable optical disk device. FIG. 1... Light emitting section, 2... Detector, 3... Shielding plate.
Claims (1)
光パワーを検知する検出器と、この検出器に対し
て発光部前方方向から入射する外乱光をさえぎる
遮蔽板とを有する半導体レーザ光源。 A semiconductor laser light source includes a semiconductor light emitting section, a detector arranged on the rear side of the light emitting section to detect the emission power, and a shielding plate that blocks disturbance light that enters the detector from a direction in front of the light emitting section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19783185U JPS62104468U (en) | 1985-12-23 | 1985-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19783185U JPS62104468U (en) | 1985-12-23 | 1985-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62104468U true JPS62104468U (en) | 1987-07-03 |
Family
ID=31157955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19783185U Pending JPS62104468U (en) | 1985-12-23 | 1985-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62104468U (en) |
-
1985
- 1985-12-23 JP JP19783185U patent/JPS62104468U/ja active Pending
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