JPS6412223U - - Google Patents
Info
- Publication number
- JPS6412223U JPS6412223U JP10615387U JP10615387U JPS6412223U JP S6412223 U JPS6412223 U JP S6412223U JP 10615387 U JP10615387 U JP 10615387U JP 10615387 U JP10615387 U JP 10615387U JP S6412223 U JPS6412223 U JP S6412223U
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- optical
- diffraction grating
- lens system
- laser beam
- 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 9
- 239000004065 semiconductor Substances 0.000 claims description 8
- 201000009310 astigmatism Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
Landscapes
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10615387U JPS6412223U (de) | 1987-07-10 | 1987-07-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10615387U JPS6412223U (de) | 1987-07-10 | 1987-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6412223U true JPS6412223U (de) | 1989-01-23 |
Family
ID=31339409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10615387U Pending JPS6412223U (de) | 1987-07-10 | 1987-07-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6412223U (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06168462A (ja) * | 1992-11-30 | 1994-06-14 | Sharp Corp | 光学ヘッド |
-
1987
- 1987-07-10 JP JP10615387U patent/JPS6412223U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06168462A (ja) * | 1992-11-30 | 1994-06-14 | Sharp Corp | 光学ヘッド |