JPH0230119U - - Google Patents
Info
- Publication number
- JPH0230119U JPH0230119U JP10744788U JP10744788U JPH0230119U JP H0230119 U JPH0230119 U JP H0230119U JP 10744788 U JP10744788 U JP 10744788U JP 10744788 U JP10744788 U JP 10744788U JP H0230119 U JPH0230119 U JP H0230119U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- pick
- pit
- optical
- recess
- 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 6
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10744788U JPH0230119U (it) | 1988-08-16 | 1988-08-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10744788U JPH0230119U (it) | 1988-08-16 | 1988-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230119U true JPH0230119U (it) | 1990-02-26 |
Family
ID=31341870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10744788U Pending JPH0230119U (it) | 1988-08-16 | 1988-08-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230119U (it) |
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1988
- 1988-08-16 JP JP10744788U patent/JPH0230119U/ja active Pending