JP2564984Y2 - 円板状記録媒体製造用マスク装置 - Google Patents
円板状記録媒体製造用マスク装置Info
- Publication number
- JP2564984Y2 JP2564984Y2 JP1990080033U JP8003390U JP2564984Y2 JP 2564984 Y2 JP2564984 Y2 JP 2564984Y2 JP 1990080033 U JP1990080033 U JP 1990080033U JP 8003390 U JP8003390 U JP 8003390U JP 2564984 Y2 JP2564984 Y2 JP 2564984Y2
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- center hole
- diameter
- hollow spindle
- shaped 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.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000000758 substrate Substances 0.000 claims description 75
- 230000002093 peripheral effect Effects 0.000 claims description 30
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000004323 axial length Effects 0.000 claims description 2
- 238000000638 solvent extraction Methods 0.000 claims 1
- 239000010408 film Substances 0.000 description 23
- 239000004033 plastic Substances 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
- 239000012634 fragment Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000003287 optical effect Effects 0.000 description 6
- 230000000873 masking effect Effects 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 238000007733 ion plating Methods 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Physical Vapour Deposition (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990080033U JP2564984Y2 (ja) | 1990-07-28 | 1990-07-28 | 円板状記録媒体製造用マスク装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990080033U JP2564984Y2 (ja) | 1990-07-28 | 1990-07-28 | 円板状記録媒体製造用マスク装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0439823U JPH0439823U (cs) | 1992-04-03 |
| JP2564984Y2 true JP2564984Y2 (ja) | 1998-03-11 |
Family
ID=31624730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990080033U Expired - Fee Related JP2564984Y2 (ja) | 1990-07-28 | 1990-07-28 | 円板状記録媒体製造用マスク装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2564984Y2 (cs) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6333608A (ja) * | 1986-07-29 | 1988-02-13 | Hitachi Maxell Ltd | 半径測定装置 |
| JPS63154308A (ja) * | 1986-12-19 | 1988-06-27 | Hitachi Ltd | レプリカ装置 |
| JPH065615Y2 (ja) * | 1987-11-13 | 1994-02-09 | 株式会社ケンウッド | スタンパ保持装置 |
-
1990
- 1990-07-28 JP JP1990080033U patent/JP2564984Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0439823U (cs) | 1992-04-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |