JPH02128222U - - Google Patents
Info
- Publication number
- JPH02128222U JPH02128222U JP3504589U JP3504589U JPH02128222U JP H02128222 U JPH02128222 U JP H02128222U JP 3504589 U JP3504589 U JP 3504589U JP 3504589 U JP3504589 U JP 3504589U JP H02128222 U JPH02128222 U JP H02128222U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- semiconductor laser
- laser
- optical axis
- collimating 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
- 230000003287 optical effect Effects 0.000 claims description 19
- 239000004065 semiconductor Substances 0.000 claims description 11
- 238000010586 diagram Methods 0.000 description 5
- 201000009310 astigmatism Diseases 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
Landscapes
- Optical Head (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3504589U JPH02128222U (ar) | 1989-03-27 | 1989-03-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3504589U JPH02128222U (ar) | 1989-03-27 | 1989-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02128222U true JPH02128222U (ar) | 1990-10-23 |
Family
ID=31540060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3504589U Pending JPH02128222U (ar) | 1989-03-27 | 1989-03-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02128222U (ar) |
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 |
-
1989
- 1989-03-27 JP JP3504589U patent/JPH02128222U/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 |
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