JPS62195221U - - Google Patents
Info
- Publication number
- JPS62195221U JPS62195221U JP8225686U JP8225686U JPS62195221U JP S62195221 U JPS62195221 U JP S62195221U JP 8225686 U JP8225686 U JP 8225686U JP 8225686 U JP8225686 U JP 8225686U JP S62195221 U JPS62195221 U JP S62195221U
- Authority
- JP
- Japan
- Prior art keywords
- optical path
- astigmatism
- reflected light
- optical disk
- incident
- 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 13
- 201000009310 astigmatism Diseases 0.000 claims 5
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8225686U JPS62195221U (es) | 1986-05-29 | 1986-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8225686U JPS62195221U (es) | 1986-05-29 | 1986-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62195221U true JPS62195221U (es) | 1987-12-11 |
Family
ID=30934744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8225686U Pending JPS62195221U (es) | 1986-05-29 | 1986-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62195221U (es) |
-
1986
- 1986-05-29 JP JP8225686U patent/JPS62195221U/ja active Pending
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