JPH0324613U - - Google Patents
Info
- Publication number
- JPH0324613U JPH0324613U JP8509289U JP8509289U JPH0324613U JP H0324613 U JPH0324613 U JP H0324613U JP 8509289 U JP8509289 U JP 8509289U JP 8509289 U JP8509289 U JP 8509289U JP H0324613 U JPH0324613 U JP H0324613U
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- optical fiber
- pellet
- coupling system
- laser pellet
- 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 8
- 239000013307 optical fiber Substances 0.000 claims description 4
- 239000008188 pellet Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Optical Couplings Of Light Guides (AREA)
Description
第１図は本考案に係わる半導体レーザモジユー
ルの基本構成図、第２図は本考案に係わる半導体
レーザモジユールの一実施例を示す縦断面図、第
３図は本考案に係わる半導体レーザモジユールの
他の実施例を示す縦断面図、第４図は従来の半導
体レーザモジユールの基本構成図である。
４，１２…ＬＤペレツト、５，９…レンズ、６
，１３…光フアイバ、７…光減衰用ガラス板、１
６，２０…ガラス板、１７，１９…光減衰膜。
FIG. 1 is a basic configuration diagram of a semiconductor laser module according to the present invention, FIG. 2 is a vertical cross-sectional view showing an embodiment of the semiconductor laser module according to the present invention, and FIG. 3 is a diagram of the semiconductor laser module according to the present invention. FIG. 4, which is a longitudinal sectional view showing another embodiment of the Yule, is a basic configuration diagram of a conventional semiconductor laser module. 4, 12...LD pellet, 5, 9...lens, 6
, 13... Optical fiber, 7... Glass plate for optical attenuation, 1
6, 20... Glass plate, 17, 19... Light attenuation film.
Claims (1)
レツトに所定間隔離間して配置された光フアイバ
と、前記半導体レーザペレツトと光フアイバとの
間に配置された少なくとも１個の光フアイバ結合
用レンズとから構成される結合系を備えた半導体
レーザモジユールにおいて、この結合系中に、少
なくとも一方の面に減衰膜が形成されたガラス板
を挿入配置したことを特徴とする半導体レーザモ
ジユール。 A coupling system comprising a semiconductor laser pellet, an optical fiber disposed at a predetermined distance from the semiconductor laser pellet, and at least one optical fiber coupling lens disposed between the semiconductor laser pellet and the optical fiber. 1. A semiconductor laser module comprising: a glass plate having an attenuating film formed on at least one surface thereof inserted into the coupling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8509289U JPH0324613U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8509289U JPH0324613U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0324613U true JPH0324613U (en) | 1991-03-14 |
Family
ID=31634015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8509289U Pending JPH0324613U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0324613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011211062A (en) * | 2010-03-30 | 2011-10-20 | Nec Corp | Optical device and method for manufacturing the same |
-
1989
- 1989-07-21 JP JP8509289U patent/JPH0324613U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011211062A (en) * | 2010-03-30 | 2011-10-20 | Nec Corp | Optical device and method for manufacturing the same |
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