JPH01181131U - - Google Patents
Info
- Publication number
- JPH01181131U JPH01181131U JP1988077284U JP7728488U JPH01181131U JP H01181131 U JPH01181131 U JP H01181131U JP 1988077284 U JP1988077284 U JP 1988077284U JP 7728488 U JP7728488 U JP 7728488U JP H01181131 U JPH01181131 U JP H01181131U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- recording medium
- optical information
- information recording
- substrate
- 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
- 239000010410 layer Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988077284U JPH01181131U (hu) | 1988-06-13 | 1988-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988077284U JPH01181131U (hu) | 1988-06-13 | 1988-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01181131U true JPH01181131U (hu) | 1989-12-27 |
Family
ID=31302280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988077284U Pending JPH01181131U (hu) | 1988-06-13 | 1988-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01181131U (hu) |
-
1988
- 1988-06-13 JP JP1988077284U patent/JPH01181131U/ja active Pending