JPS636526U - - Google Patents
Info
- Publication number
- JPS636526U JPS636526U JP1986101281U JP10128186U JPS636526U JP S636526 U JPS636526 U JP S636526U JP 1986101281 U JP1986101281 U JP 1986101281U JP 10128186 U JP10128186 U JP 10128186U JP S636526 U JPS636526 U JP S636526U
- Authority
- JP
- Japan
- Prior art keywords
- laser beam
- dye material
- circumferential side
- optical disk
- 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
- 230000003287 optical effect Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第1図はこの考案に係る光デイスクを貼合せ方
式の光デイスクに適用した場合の実施例を示す図
であつて、その片面光デイスクの平面図、第2図
は色素材料の基板への塗布を説明するための説明
図、第3図、第4図は中心穴の加工中心の検出方
法の説明図、第5図は第1図に示す片面光デイス
クの断面図、第6図はその片面光デイスクを貼合
せて貼合せ光デイスクを形成するための貼合せ方
法の説明図、第7図は従来の光デイスクの平面図
である。
10…片面光デイスク(光デイスク)、11…
基板、12…グルーブ、13…色素材料、14…
情報記録部、15…中心穴、16…加工中心検出
用グルーブ部、21…レーザービーム。
Fig. 1 is a diagram showing an embodiment in which the optical disc according to the invention is applied to a laminated type optical disc, and is a plan view of the single-sided optical disc, and Fig. 2 is a diagram showing the application of the dye material to the substrate. Figures 3 and 4 are explanatory diagrams of the method for detecting the processing center of the center hole, Figure 5 is a sectional view of the single-sided optical disk shown in Figure 1, and Figure 6 is a cross-sectional view of the single-sided optical disk shown in Figure 1. FIG. 7, which is an explanatory view of a method of laminating optical disks to form a laminated optical disk, is a plan view of a conventional optical disk. 10... Single-sided optical disk (optical disk), 11...
Substrate, 12...Groove, 13...Dye material, 14...
Information recording section, 15...center hole, 16...groove section for detecting processing center, 21...laser beam.
Claims (1)
の色素材料が塗布されて情報記録部が形成され、
かつ、前記基板の内周側の複数箇所をレーザービ
ームにより走査して、そのレーザービームの走査
結果に基づいて、前記グルーブと同心状の中心穴
が形成される光デイスクにおいて、 前記色素材料が前記内周側を除く外周側に塗布
されて、前記色素材料が塗布されていない内周側
が前記中心穴の加工中心を決定するために前記レ
ーザービームによつて走査される加工中心検出用
のグルーブ部となつていることを特徴とする光デ
イスク。[Claims for Utility Model Registration] A dye material for improving reflectance is coated on a substrate having concentric grooves to form an information recording section,
and an optical disk in which a plurality of locations on the inner peripheral side of the substrate are scanned with a laser beam, and a center hole concentric with the groove is formed based on the scanning result of the laser beam, wherein the dye material is a groove portion for detecting the machining center, which is coated on the outer circumferential side excluding the inner circumferential side, and the inner circumferential side to which the dye material is not applied is scanned by the laser beam to determine the machining center of the center hole; An optical disk characterized by the following.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986101281U JPS636526U (en) | 1986-07-01 | 1986-07-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986101281U JPS636526U (en) | 1986-07-01 | 1986-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS636526U true JPS636526U (en) | 1988-01-16 |
Family
ID=30971880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986101281U Pending JPS636526U (en) | 1986-07-01 | 1986-07-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS636526U (en) |
-
1986
- 1986-07-01 JP JP1986101281U patent/JPS636526U/ja active Pending