JPH0458820U - - Google Patents
Info
- Publication number
- JPH0458820U JPH0458820U JP1990103060U JP10306090U JPH0458820U JP H0458820 U JPH0458820 U JP H0458820U JP 1990103060 U JP1990103060 U JP 1990103060U JP 10306090 U JP10306090 U JP 10306090U JP H0458820 U JPH0458820 U JP H0458820U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- recording medium
- layer section
- signal recording
- optical recording
- 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 7
- 239000010410 layer Substances 0.000 claims 15
- 239000011241 protective layer Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990103060U JPH0458820U (fr) | 1990-09-28 | 1990-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990103060U JPH0458820U (fr) | 1990-09-28 | 1990-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0458820U true JPH0458820U (fr) | 1992-05-20 |
Family
ID=31847791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990103060U Pending JPH0458820U (fr) | 1990-09-28 | 1990-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0458820U (fr) |
-
1990
- 1990-09-28 JP JP1990103060U patent/JPH0458820U/ja active Pending