JPH01162109U - - Google Patents
Info
- Publication number
- JPH01162109U JPH01162109U JP5774088U JP5774088U JPH01162109U JP H01162109 U JPH01162109 U JP H01162109U JP 5774088 U JP5774088 U JP 5774088U JP 5774088 U JP5774088 U JP 5774088U JP H01162109 U JPH01162109 U JP H01162109U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- information recording
- recording surface
- information
- 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 14
- 230000010365 information processing Effects 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5774088U JPH01162109U (ko) | 1988-04-28 | 1988-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5774088U JPH01162109U (ko) | 1988-04-28 | 1988-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162109U true JPH01162109U (ko) | 1989-11-10 |
Family
ID=31283584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5774088U Pending JPH01162109U (ko) | 1988-04-28 | 1988-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162109U (ko) |
-
1988
- 1988-04-28 JP JP5774088U patent/JPH01162109U/ja active Pending