JPS591136U - optical information carrier - Google Patents

optical information carrier

Info

Publication number
JPS591136U
JPS591136U JP1982096090U JP9609082U JPS591136U JP S591136 U JPS591136 U JP S591136U JP 1982096090 U JP1982096090 U JP 1982096090U JP 9609082 U JP9609082 U JP 9609082U JP S591136 U JPS591136 U JP S591136U
Authority
JP
Japan
Prior art keywords
optical information
information carrier
utility
base material
model
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
Application number
JP1982096090U
Other languages
Japanese (ja)
Inventor
内田　正美
太田　威夫
Original Assignee
松下電器産業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 松下電器産業株式会社 filed Critical 松下電器産業株式会社
Priority to JP1982096090U priority Critical patent/JPS591136U/en
Publication of JPS591136U publication Critical patent/JPS591136U/en
Pending legal-status Critical Current

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  • Optical Record Carriers And Manufacture Thereof (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の光ディスクの全断面図、第２図は同一部
拡大断面図、第３図は本考案の光ディスクの一実施例の
断面図、第４図は本発明の他の実施例の断面図、第５図
は第４図における゛ディスク　　　　　゛基材に微細な
凹凸加工を施した状態を示す斜視図である。 １・・・・・・ディスク基材、２・・・・・・ＵＶ樹脂
層、３・・・・・・トラック溝、４・・・・・・記録薄
膜、５・・・・・・保護基材、６・・・・・・接着樹脂
層、１２″−・・・・・外周の凹凸加工部、１３・・・
・・・内周の凹凸加工部。Fig. 1 is a full sectional view of a conventional optical disc, Fig. 2 is an enlarged sectional view of a part of the same, Fig. 3 is a sectional view of one embodiment of the optical disc of the present invention, and Fig. 4 is a sectional view of another embodiment of the present invention. The cross-sectional view and FIG. 5 are perspective views showing a state in which the "disk" base material in FIG. 4 has been subjected to fine unevenness processing. 1... Disc base material, 2... UV resin layer, 3... Track groove, 4... Recording thin film, 5... Protection Base material, 6...Adhesive resin layer, 12''-...Irregularized portion on outer periphery, 13...
...Inner periphery uneven processing part.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）一方の面の少なくとも一部に微細な凹凸加工を施
こした円盤状樹脂基材と、前記円盤状樹脂′基材の凹凸
加工を施こした面側に凹凸位相型の信号ピット又はトラ
ック溝を有する紫外線硬化樹脂層を設けてなることを特
徴とする光情報担体。　　　′(1) A disc-shaped resin base material with fine irregularities on at least a part of one surface, and a concave-convex phase type signal pit or An optical information carrier comprising an ultraviolet curable resin layer having track grooves. ′ （２）少なくとも円盤状樹脂基材表面の最外周部と最内
周部に微細な凹凸加工を施こしたことを特徴とする実用
新案登録請求の範囲第１項記載の光情報担体。(2) The optical information carrier according to claim 1, which has been registered as a utility model and is characterized in that at least the outermost and innermost parts of the surface of the disc-shaped resin base material are processed with fine irregularities. （３）紫外線硬化樹脂層の最外周部と最内周部を除く面
に、レーザ光の加熱により状態が変化して情報記録がお
こなえる記録薄膜を形成してなる−ことを特徴とする実
用新案登録請求の範囲第１項または第２項記載の光情報
担体。(3) A utility model characterized in that a recording thin film is formed on the surface of the ultraviolet curable resin layer except for the outermost and innermost peripheries, the state of which is changed by heating with laser light so that information can be recorded. An optical information carrier according to claim 1 or 2.
JP1982096090U 1982-06-25 1982-06-25 optical information carrier Pending JPS591136U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982096090U JPS591136U (en) 1982-06-25 1982-06-25 optical information carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982096090U JPS591136U (en) 1982-06-25 1982-06-25 optical information carrier

Publications (1)

Publication Number Publication Date
JPS591136U true JPS591136U (en) 1984-01-06

Family

ID=30229164

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982096090U Pending JPS591136U (en) 1982-06-25 1982-06-25 optical information carrier

Country Status (1)

Country Link
JP (1) JPS591136U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6391827U (en) * 1986-12-02 1988-06-14

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54130902A (en) * 1978-03-22 1979-10-11 Philips Nv Multilayer information disk
JPS554793A (en) * 1978-05-24 1980-01-14 Philips Nv Information recording element and producing same
JPS5528227B2 (en) * 1974-09-24 1980-07-26
JPS5528226B2 (en) * 1976-10-08 1980-07-26

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5528227B2 (en) * 1974-09-24 1980-07-26
JPS5528226B2 (en) * 1976-10-08 1980-07-26
JPS54130902A (en) * 1978-03-22 1979-10-11 Philips Nv Multilayer information disk
JPS554793A (en) * 1978-05-24 1980-01-14 Philips Nv Information recording element and producing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6391827U (en) * 1986-12-02 1988-06-14

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