JPS58106964U - External cavity type semiconductor laser - Google Patents
External cavity type semiconductor laserInfo
- Publication number
- JPS58106964U JPS58106964U JP307982U JP307982U JPS58106964U JP S58106964 U JPS58106964 U JP S58106964U JP 307982 U JP307982 U JP 307982U JP 307982 U JP307982 U JP 307982U JP S58106964 U JPS58106964 U JP S58106964U
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- type semiconductor
- external cavity
- cavity type
- external
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
−第、１図ｔよ直線偏光保存ファイバの断面薗で、１は
、コア、２はフラツドを示し、！−’Ｖは偏享の主゛軸
方向を示す。第２図は本考案の実施例の構成図で、″１
０は半導体レーザ素子、１１は半導体レ．ーザ素子の活
性層、１２は光結合用レンズ、−１３は、直線偏光保存
ファイ．バ、１４．１５は直線偏光保存ファイバの端面
，Ｘは半導体レーザからの出射光の偏米方向、ＹはＸの
方向とは直交する方向を示す。・- Figure 1 t shows the cross section of the linear polarization maintaining fiber, where 1 indicates the core and 2 indicates the flat. -'V indicates the direction of the main axis of paralysis. Figure 2 is a configuration diagram of an embodiment of the present invention,
0 is a semiconductor laser element, 11 is a semiconductor laser element. 12 is an optical coupling lens, -13 is a linear polarization preserving fiber. 14 and 15 are the end faces of the linear polarization maintaining fiber, X is the polarization direction of the light emitted from the semiconductor laser, and Y is the direction perpendicular to the X direction.・
Claims (1)
子と．−を含む外部共振器型狭帯域化半導体レー枦にお
いて、電流．注入型半導体レーザー子と光結合用レンズ
と所用波畢番４お砂？るビー．ト長の弊数倍の長さの直
線偏光葆存ラアイレくとを有誓る゛外部共塀一を備え、
前記直線偏光保有ファイバの端面上ｉと前記光結合用レ
ン女で集光された前記電流注入型半導体レーザ素子から
の出射光の偏光方向と前記直線偏米保存ファイバの偏光
主軸の方轡と′が異なφ方向をなすよう二に前記直線偏
光保存ファイバを配置したことを特徴とする外部恭振器
型半導体レーザ。′Current injection type semiconductor laser blue light, wavelength selection element, and optical return element. - In an external cavity type narrowband semiconductor relay including a current . Injection type semiconductor laser element, optical coupling lens, and required wave number 4 sand? Ruby. Equipped with an external common wall that has a linear polarized light beam several times the length of the
i on the end face of the linearly polarized fiber, the polarization direction of the light emitted from the current injection semiconductor laser element focused by the optical coupling lens, and the direction of the principal axis of polarization of the linearly polarized fiber; 1. An external resonator type semiconductor laser, characterized in that the linear polarization maintaining fibers are arranged in two directions so that the φ directions are different from each other. ′
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP307982U JPS58106964U (en) | 1982-01-13 | 1982-01-13 | External cavity type semiconductor laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP307982U JPS58106964U (en) | 1982-01-13 | 1982-01-13 | External cavity type semiconductor laser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58106964U true JPS58106964U (en) | 1983-07-21 |
| JPH0225241Y2 JPH0225241Y2 (en) | 1990-07-11 |
Family
ID=30016029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP307982U Granted JPS58106964U (en) | 1982-01-13 | 1982-01-13 | External cavity type semiconductor laser |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58106964U (en) |
-
1982
- 1982-01-13 JP JP307982U patent/JPS58106964U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0225241Y2 (en) | 1990-07-11 |
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