JPS6430510U - - Google Patents
Info
- Publication number
- JPS6430510U JPS6430510U JP12671187U JP12671187U JPS6430510U JP S6430510 U JPS6430510 U JP S6430510U JP 12671187 U JP12671187 U JP 12671187U JP 12671187 U JP12671187 U JP 12671187U JP S6430510 U JPS6430510 U JP S6430510U
- Authority
- JP
- Japan
- Prior art keywords
- optical isolator
- semiconductor laser
- lens
- built
- optical
- 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
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 9
- 239000013307 optical fiber Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Optical Couplings Of Light Guides (AREA)
Description
第１図、第２図はそれぞれ本考案の光アイソレ
ータ内蔵形半導体レーザモジユールの実施例を示
す断面図、第３図は光アイソレータの模式図、第
４図は従来の光アイソレータ内蔵形半導体レーザ
モジユールの例を示す断面図である。
１……半導体レーザ、２……モニタフオトダイ
オード、３……半導体レーザパツケージ、４……
先球セルフオツクレンズ、５……光アイソレータ
、６……レンズ保持体、７……光アイソレータ保
持体、８……光フアイバ端末、９……光フアイバ
端末保持体、１０……ＡＲコート付ガラスブロツ
ク、１１……レーザ溶接部、１２……レンズ、１
３……パツケージ、１４……ホルダ、１５……蓋
、１６……偏光子、１７……フアラデー回転子、
１８……検光子、１９……半導体レーザの偏光方
向、２０……偏光子の常光（異常光）方向、２１
……磁石。
Figures 1 and 2 are cross-sectional views showing examples of the semiconductor laser module with a built-in optical isolator of the present invention, Figure 3 is a schematic diagram of the optical isolator, and Figure 4 is a conventional semiconductor laser with a built-in optical isolator. It is a sectional view showing an example of a module. 1... Semiconductor laser, 2... Monitor photodiode, 3... Semiconductor laser package, 4...
Tip self-occurring lens, 5... Optical isolator, 6... Lens holder, 7... Optical isolator holder, 8... Optical fiber terminal, 9... Optical fiber terminal holder, 10... AR coated glass Block, 11... Laser welding part, 12... Lens, 1
3...Package, 14...Holder, 15...Lid, 16...Polarizer, 17...Faraday rotator,
18... Analyzer, 19... Polarization direction of semiconductor laser, 20... Ordinary light (extraordinary light) direction of polarizer, 21
……magnet.
Claims (1)
イソレータと前記レンズおよび光アイソレータを
通つたレーザ光を受光する光フアイバとから成る
光アイソレータ内蔵形半導体レーザモジユールに
おいて、前記光アイソレータを保持する保持体と
、少なくとも前記半導体レーザと前記レンズとを
保持する部材とを有し、前記保持体は前記部材の
光アイソレータ側に設けられた開口部に嵌合し、
レーザ溶接により一体化されたことを特徴とする
光アイソレータ内蔵形半導体レーザモジユール。 A semiconductor laser module with a built-in optical isolator that includes a semiconductor laser, at least one lens, an optical isolator, and an optical fiber that receives laser light that has passed through the lens and the optical isolator, a holder that holds the optical isolator; a member that holds at least the semiconductor laser and the lens, the holding body fitting into an opening provided on the optical isolator side of the member;
A semiconductor laser module with a built-in optical isolator that is integrated by laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12671187U JPS6430510U (en) | 1987-08-19 | 1987-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12671187U JPS6430510U (en) | 1987-08-19 | 1987-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6430510U true JPS6430510U (en) | 1989-02-23 |
Family
ID=31378470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12671187U Pending JPS6430510U (en) | 1987-08-19 | 1987-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6430510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2407021A1 (en) | 2010-07-15 | 2012-01-18 | Nishigaki Industrial Co., Ltd. | Hand-held powered working machine and power transmission joint therefor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61189517A (en) * | 1985-02-19 | 1986-08-23 | Matsushita Electric Ind Co Ltd | Manufacture of semiconductor laser device with optical isolator |
| JPS6263906A (en) * | 1985-09-17 | 1987-03-20 | Matsushita Electric Ind Co Ltd | Production of coupling device between semiconductor laser and optical fiber |
| JPS62150210A (en) * | 1985-12-24 | 1987-07-04 | Matsushita Electric Ind Co Ltd | Semiconductor laser and optical fiber coupling module with optical isolator |
| JPS62170918A (en) * | 1986-01-24 | 1987-07-28 | Nec Corp | Semiconductor laser module |
-
1987
- 1987-08-19 JP JP12671187U patent/JPS6430510U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61189517A (en) * | 1985-02-19 | 1986-08-23 | Matsushita Electric Ind Co Ltd | Manufacture of semiconductor laser device with optical isolator |
| JPS6263906A (en) * | 1985-09-17 | 1987-03-20 | Matsushita Electric Ind Co Ltd | Production of coupling device between semiconductor laser and optical fiber |
| JPS62150210A (en) * | 1985-12-24 | 1987-07-04 | Matsushita Electric Ind Co Ltd | Semiconductor laser and optical fiber coupling module with optical isolator |
| JPS62170918A (en) * | 1986-01-24 | 1987-07-28 | Nec Corp | Semiconductor laser module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2407021A1 (en) | 2010-07-15 | 2012-01-18 | Nishigaki Industrial Co., Ltd. | Hand-held powered working machine and power transmission joint therefor |
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