JPS62164619U - - Google Patents
Info
- Publication number
- JPS62164619U JPS62164619U JP5177686U JP5177686U JPS62164619U JP S62164619 U JPS62164619 U JP S62164619U JP 5177686 U JP5177686 U JP 5177686U JP 5177686 U JP5177686 U JP 5177686U JP S62164619 U JPS62164619 U JP S62164619U
- Authority
- JP
- Japan
- Prior art keywords
- optical disks
- master disk
- glass master
- opaque layer
- photoresist
- 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
- 239000011521 glass Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims 2
- 230000003287 optical effect Effects 0.000 claims 2
- 229920002120 photoresistant polymer Polymers 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5177686U JPS62164619U (en]) | 1986-04-07 | 1986-04-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5177686U JPS62164619U (en]) | 1986-04-07 | 1986-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62164619U true JPS62164619U (en]) | 1987-10-19 |
Family
ID=30876350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5177686U Pending JPS62164619U (en]) | 1986-04-07 | 1986-04-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62164619U (en]) |
-
1986
- 1986-04-07 JP JP5177686U patent/JPS62164619U/ja active Pending