JPH0421257B2 - - Google Patents
Info
- Publication number
- JPH0421257B2 JPH0421257B2 JP24020183A JP24020183A JPH0421257B2 JP H0421257 B2 JPH0421257 B2 JP H0421257B2 JP 24020183 A JP24020183 A JP 24020183A JP 24020183 A JP24020183 A JP 24020183A JP H0421257 B2 JPH0421257 B2 JP H0421257B2
- Authority
- JP
- Japan
- Prior art keywords
- pit row
- stamper
- information recording
- row signal
- width
- 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
Links
- 238000000465 moulding Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
- 229910052759 nickel Inorganic materials 0.000 description 8
- 239000011521 glass Substances 0.000 description 6
- 238000000748 compression moulding Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 229920005668 polycarbonate resin Polymers 0.000 description 2
- 239000004431 polycarbonate resin Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- UIZLQMLDSWKZGC-UHFFFAOYSA-N cadmium helium Chemical compound [He].[Cd] UIZLQMLDSWKZGC-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24020183A JPS60131654A (ja) | 1983-12-20 | 1983-12-20 | 情報記録用スタンパ− |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24020183A JPS60131654A (ja) | 1983-12-20 | 1983-12-20 | 情報記録用スタンパ− |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60131654A JPS60131654A (ja) | 1985-07-13 |
| JPH0421257B2 true JPH0421257B2 (enrdf_load_stackoverflow) | 1992-04-09 |
Family
ID=17055958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24020183A Granted JPS60131654A (ja) | 1983-12-20 | 1983-12-20 | 情報記録用スタンパ− |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60131654A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8127820B1 (en) * | 2005-06-28 | 2012-03-06 | Anwell Technologies Limited | System for producing optical recording medium |
-
1983
- 1983-12-20 JP JP24020183A patent/JPS60131654A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60131654A (ja) | 1985-07-13 |
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