JPH0163164U - - Google Patents
Info
- Publication number
- JPH0163164U JPH0163164U JP1987159529U JP15952987U JPH0163164U JP H0163164 U JPH0163164 U JP H0163164U JP 1987159529 U JP1987159529 U JP 1987159529U JP 15952987 U JP15952987 U JP 15952987U JP H0163164 U JPH0163164 U JP H0163164U
- Authority
- JP
- Japan
- Prior art keywords
- laser element
- glass
- semiconductor laser
- stem
- window
- 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 5
- 239000011521 glass Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案実施例の半導体レーザの断面図
、第２図は間隔と戻り光ノイズの相関図、第３図
は従来の半導体レーザの断面図である。
１…ステム、２…レーザ素子、３…キヤツプ、
４…ガラス、５…樹脂接着剤。
FIG. 1 is a sectional view of a semiconductor laser according to an embodiment of the present invention, FIG. 2 is a correlation diagram between spacing and return light noise, and FIG. 3 is a sectional view of a conventional semiconductor laser. 1... Stem, 2... Laser element, 3... Cap,
4...Glass, 5...Resin adhesive.
Claims (1)
素子の光を取出す窓を有しレーザ素子を覆つてス
テム上に固着されたキヤツプとを具備した半導体
レーザにおいて、前記キヤツプの窓には外側から
透明なガラスが樹脂接着剤で固着され、かつその
ガラスとレーザ素子との間隔が０．６mm以上ある
事を特徴とする半導体レーザ。 In a semiconductor laser comprising a stem having a semiconductor laser element, and a cap fixed to the stem and covering the laser element and having a window for extracting light from the laser element, the window of the cap is provided with a transparent glass from the outside. A semiconductor laser characterized in that glass is fixed with a resin adhesive and the distance between the glass and the laser element is 0.6 mm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159529U JPH0163164U (en) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159529U JPH0163164U (en) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0163164U true JPH0163164U (en) | 1989-04-24 |
Family
ID=31440821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159529U Pending JPH0163164U (en) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0163164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04121768U (en) * | 1991-04-19 | 1992-10-30 | ローム株式会社 | semiconductor laser equipment |
-
1987
- 1987-10-19 JP JP1987159529U patent/JPH0163164U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04121768U (en) * | 1991-04-19 | 1992-10-30 | ローム株式会社 | semiconductor laser equipment |
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