JPS63138626U - - Google Patents
Info
- Publication number
- JPS63138626U JPS63138626U JP1987028906U JP2890687U JPS63138626U JP S63138626 U JPS63138626 U JP S63138626U JP 1987028906 U JP1987028906 U JP 1987028906U JP 2890687 U JP2890687 U JP 2890687U JP S63138626 U JPS63138626 U JP S63138626U
- Authority
- JP
- Japan
- Prior art keywords
- substrates
- optical information
- air gap
- information recording
- recording layer
- 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
- 239000000758 substrate Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987028906U JPS63138626U (nl) | 1987-03-02 | 1987-03-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987028906U JPS63138626U (nl) | 1987-03-02 | 1987-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63138626U true JPS63138626U (nl) | 1988-09-13 |
Family
ID=30832305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987028906U Pending JPS63138626U (nl) | 1987-03-02 | 1987-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63138626U (nl) |
-
1987
- 1987-03-02 JP JP1987028906U patent/JPS63138626U/ja active Pending