JPS63195767U - - Google Patents
Info
- Publication number
- JPS63195767U JPS63195767U JP8618987U JP8618987U JPS63195767U JP S63195767 U JPS63195767 U JP S63195767U JP 8618987 U JP8618987 U JP 8618987U JP 8618987 U JP8618987 U JP 8618987U JP S63195767 U JPS63195767 U JP S63195767U
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- light
- receiving element
- laser device
- lens
- 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 7
- 238000000605 extraction Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 2
- 238000012544 monitoring process Methods 0.000 claims 1
Description
第１図はこの考案の半導体レーザ装置の一実施
例を示す正面図、第２図は従来の半導体レーザ装
置を示す正面図である。
１１……ステム、１３……キヤツプ、１４……
光取り出し窓、１５……凸凹レンズ、１６……半
導体レーザチツプ、１７……フオトダイオード。
FIG. 1 is a front view showing an embodiment of the semiconductor laser device of this invention, and FIG. 2 is a front view showing a conventional semiconductor laser device. 11... Stem, 13... Cap, 14...
Light extraction window, 15...Convex/concave lens, 16...Semiconductor laser chip, 17...Photodiode.
Claims (1)
プとともにパツケージに内蔵した半導体レーザ装
置において、 (a) 外側が凸面、内側が凹面の凸凹レンズをパ
ツケージの光取り出し窓に配置し、 (b) かつ、そのレンズの光軸上に半導体レーザ
チツプと受光素子とを直線状に並べて配置したこ
とを特徴とする半導体レーザ装置。[Scope of Claim for Utility Model Registration] A semiconductor laser device in which a light-receiving element for monitoring optical output is built into a package together with a semiconductor laser chip, in which (a) a convex-concave lens with a convex surface on the outside and a concave surface on the inside is arranged in the light extraction window of the package; (b) A semiconductor laser device, further comprising a semiconductor laser chip and a light receiving element arranged in a straight line on the optical axis of the lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8618987U JPS63195767U (en) | 1987-06-04 | 1987-06-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8618987U JPS63195767U (en) | 1987-06-04 | 1987-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63195767U true JPS63195767U (en) | 1988-12-16 |
Family
ID=30942273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8618987U Pending JPS63195767U (en) | 1987-06-04 | 1987-06-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63195767U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0457382A (en) * | 1990-06-27 | 1992-02-25 | Nec Home Electron Ltd | Laser diode device |
| JPH1031838A (en) * | 1996-04-18 | 1998-02-03 | Samsung Electron Co Ltd | Laser diode package having light output monitoring function |
| JP2013039714A (en) * | 2011-08-15 | 2013-02-28 | Ricoh Co Ltd | Light source apparatus, light scanning apparatus, and image formation apparatus |
-
1987
- 1987-06-04 JP JP8618987U patent/JPS63195767U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0457382A (en) * | 1990-06-27 | 1992-02-25 | Nec Home Electron Ltd | Laser diode device |
| JPH1031838A (en) * | 1996-04-18 | 1998-02-03 | Samsung Electron Co Ltd | Laser diode package having light output monitoring function |
| JP2013039714A (en) * | 2011-08-15 | 2013-02-28 | Ricoh Co Ltd | Light source apparatus, light scanning apparatus, and image formation apparatus |