JPH0239321U - - Google Patents

Info

Publication number
JPH0239321U
JPH0239321U JP1988116978U JP11697888U JPH0239321U JP H0239321 U JPH0239321 U JP H0239321U JP 1988116978 U JP1988116978 U JP 1988116978U JP 11697888 U JP11697888 U JP 11697888U JP H0239321 U JPH0239321 U JP H0239321U
Authority
JP
Japan
Prior art keywords
optical
recording layer
magnetic recording
card
layer
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
JP1988116978U
Other languages
English (en)
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 filed Critical
Priority to JP1988116978U priority Critical patent/JPH0239321U/ja
Publication of JPH0239321U publication Critical patent/JPH0239321U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Credit Cards Or The Like (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)

Description

【図面の簡単な説明】
第１図は本考案の光カードの部分拡大断面図で
あり、第２図は第１図の光カードに透明クリアー
層を設けた実施例であり、第３図は第２の実施例
の光カードの部分拡大断面図である。 １，５，７……光カード、２……カード基板、
３……磁気記録層、４……光記録層、５……ハー
ドコートニス層、８……隠蔽層、９……目視情報
。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) カード基板上に磁気記録層を設け、さらに
    該磁気記録層上にデジタル情報に対応する光学パ
    ターンを形成した光記録層を順次設けることを特
    徴とする光カード。 (2) 前記磁気記録層と前記光記録層との間に隠
    蔽層を設けたことを特徴とする請求項１記載の光
    カード。
JP1988116978U 1988-09-06 1988-09-06 Pending JPH0239321U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988116978U JPH0239321U (ja) 1988-09-06 1988-09-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988116978U JPH0239321U (ja) 1988-09-06 1988-09-06

Publications (1)

Publication Number Publication Date
JPH0239321U true JPH0239321U (ja) 1990-03-16

Family

ID=31360002

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988116978U Pending JPH0239321U (ja) 1988-09-06 1988-09-06

Country Status (1)

Country Link
JP (1) JPH0239321U (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53117402A (en) * 1977-03-23 1978-10-13 Mitsubishi Electric Corp Video disc
JPS58105428A (ja) * 1981-12-17 1983-06-23 Kyodo Printing Co Ltd 着色磁気記録媒体
JPS6070543A (ja) * 1983-09-28 1985-04-22 Toshiba Corp 情報記録担体
JPS629442B2 (ja) * 1976-12-13 1987-02-28 Pirelli
JPS6255226B2 (ja) * 1981-04-15 1987-11-18 Fujitsu Ltd

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS629442B2 (ja) * 1976-12-13 1987-02-28 Pirelli
JPS53117402A (en) * 1977-03-23 1978-10-13 Mitsubishi Electric Corp Video disc
JPS6255226B2 (ja) * 1981-04-15 1987-11-18 Fujitsu Ltd
JPS58105428A (ja) * 1981-12-17 1983-06-23 Kyodo Printing Co Ltd 着色磁気記録媒体
JPS6070543A (ja) * 1983-09-28 1985-04-22 Toshiba Corp 情報記録担体

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