JPH0455007U - - Google Patents
Info
- Publication number
- JPH0455007U JPH0455007U JP9770090U JP9770090U JPH0455007U JP H0455007 U JPH0455007 U JP H0455007U JP 9770090 U JP9770090 U JP 9770090U JP 9770090 U JP9770090 U JP 9770090U JP H0455007 U JPH0455007 U JP H0455007U
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- optical fiber
- face
- laser device
- ellipse
- 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 Couplings Of Light Guides (AREA)
Description
第１図ａ，ｂは本考案の実施例１の縦断面図及
び横断面図、第２図ａ，ｂは本考案の実施例２の
縦断面図及び横断面図、第３図ａ，ｂは従来の縦
断面図及び横断面図、第４図ａ，ｂは従来の縦断
面図及び横断面図である。
１……半導体レーザ、２……レンズ、３……光
フアイバ、３′……光フアイバ端面、４……ステ
ム、５……フオトダイオード、６……ヒートシン
ク、７……キヤツプ、８……レンズホルダ、９…
…スライドリング、１０……チツプキヤリア、１
１……ペルチエ素子、１２……金属ベース、１３
……金属ケース、２０……楕円の短径軸。
Figures 1a and b are longitudinal and cross-sectional views of Embodiment 1 of the present invention, Figures 2a and b are longitudinal and cross-sectional views of Embodiment 2 of the present invention, and Figures 3a and b are 4A and 4B are a conventional vertical sectional view and a horizontal sectional view, respectively. FIGS. 1...Semiconductor laser, 2...Lens, 3...Optical fiber, 3'...Optical fiber end face, 4...Stem, 5...Photodiode, 6...Heat sink, 7...Cap, 8...Lens Holder, 9...
...Slide ring, 10...Chip carrier, 1
1... Peltier element, 12... Metal base, 13
...Metal case, 20... Short axis of the ellipse.
Claims (1)
アイバを少くとも有する半導体レーザ装置におい
て、該光フアイバ端面における結合光の変位方向
に合わせて、該光フアイバ端面の楕円短軸を固定
したことを特徴とする半導体レーザ装置。 ２ 半導体レーザと、端面斜めカツトされた光フ
アイバとを少くとも有する半導体レーザ装置にお
いて、該光フアイバ端面の楕円短軸が、該半導体
レーザの水平横モード方向に一致していることを
特徴とする半導体レーザ装置。 ３ 半導体レーザと、端面斜めカツトされた光フ
イバと、半導体レーザを冷却するペルチエ素子と
を少くとも有する半導体レーザ装置において、該
光フアイバ端面の楕円短軸が、該ペルチエ素子が
固定されたパツケージ底面に対し垂直方向になつ
ていることを特徴とする半導体レーザ装置。[Claims for Utility Model Registration] 1. In a semiconductor laser device having at least a semiconductor laser and an optical fiber whose end face is obliquely cut, the elliptical shortness of the end face of the optical fiber is adjusted in accordance with the displacement direction of the coupled light at the end face of the optical fiber. A semiconductor laser device characterized by a fixed axis. 2. A semiconductor laser device comprising at least a semiconductor laser and an optical fiber whose end face is obliquely cut, characterized in that the short axis of the ellipse of the end face of the optical fiber is aligned with the horizontal transverse mode direction of the semiconductor laser. Semiconductor laser equipment. 3. In a semiconductor laser device having at least a semiconductor laser, an optical fiber whose end face is cut obliquely, and a Peltier element for cooling the semiconductor laser, the short axis of the ellipse of the end face of the optical fiber is aligned with the bottom surface of the package to which the Peltier element is fixed. 1. A semiconductor laser device characterized by being oriented perpendicularly to
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9770090U JPH0455007U (en) | 1990-09-18 | 1990-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9770090U JPH0455007U (en) | 1990-09-18 | 1990-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0455007U true JPH0455007U (en) | 1992-05-12 |
Family
ID=31838303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9770090U Pending JPH0455007U (en) | 1990-09-18 | 1990-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0455007U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS553688A (en) * | 1978-06-23 | 1980-01-11 | Matsushita Electric Ind Co Ltd | Method of coupling semiconductor laser and photo-fiber |
| JPS61239208A (en) * | 1985-04-16 | 1986-10-24 | Matsushita Electric Ind Co Ltd | Method of coupling semiconductor laser and optical fiber |
-
1990
- 1990-09-18 JP JP9770090U patent/JPH0455007U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS553688A (en) * | 1978-06-23 | 1980-01-11 | Matsushita Electric Ind Co Ltd | Method of coupling semiconductor laser and photo-fiber |
| JPS61239208A (en) * | 1985-04-16 | 1986-10-24 | Matsushita Electric Ind Co Ltd | Method of coupling semiconductor laser and optical fiber |