JPS61111040U - - Google Patents

Info

Publication number
JPS61111040U
JPS61111040U JP1985164671U JP16467185U JPS61111040U JP S61111040 U JPS61111040 U JP S61111040U JP 1985164671 U JP1985164671 U JP 1985164671U JP 16467185 U JP16467185 U JP 16467185U JP S61111040 U JPS61111040 U JP S61111040U
Authority
JP
Japan
Prior art keywords
reflective film
transmitting layer
light transmitting
leaving
utility
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
JP1985164671U
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 JP1985164671U priority Critical patent/JPS61111040U/ja
Publication of JPS61111040U publication Critical patent/JPS61111040U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)

Description

【図面の簡単な説明】
第１図は光学的再生装置を説明的に示す正面図
、第２図は従来のデイスクの説明的平面図、第３
図は第２図のデイスクの一部拡大断面図、第４図
は本考案の実施例に係わるデイスクを説明的に示
す正面図である。 尚図面に用いられている符号において、４１は
第１の光透過層、４２は第１の記録凹凸面、４３
は第１の反射膜、４４は第２の光透過層、４５は
第２の記録凹凸面、４６は第２の反射膜、４７は
空間である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 第１の反射膜を形成した第１の光透過層と、第
    ２の反射膜を形成した第２の光透過層とを、前記
    第１の反射膜と前記第２の反射膜との間に少し空
    間が生じるようにして対称的にはり合せてなる光
    学式デイスク。
JP1985164671U 1985-10-25 1985-10-25 Pending JPS61111040U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985164671U JPS61111040U (ja) 1985-10-25 1985-10-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985164671U JPS61111040U (ja) 1985-10-25 1985-10-25

Publications (1)

Publication Number Publication Date
JPS61111040U true JPS61111040U (ja) 1986-07-14

Family

ID=30722534

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985164671U Pending JPS61111040U (ja) 1985-10-25 1985-10-25

Country Status (1)

Country Link
JP (1) JPS61111040U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52156605A (en) * 1976-06-18 1977-12-27 Thomson Brandt Data carrier and method of producing same
JPS531002A (en) * 1976-05-13 1978-01-07 Philips Corp Radiation sensitive record
JPS54106204A (en) * 1978-02-07 1979-08-21 Matsushita Electric Ind Co Ltd Information recording disc of transparent type

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS531002A (en) * 1976-05-13 1978-01-07 Philips Corp Radiation sensitive record
JPS52156605A (en) * 1976-06-18 1977-12-27 Thomson Brandt Data carrier and method of producing same
JPS54106204A (en) * 1978-02-07 1979-08-21 Matsushita Electric Ind Co Ltd Information recording disc of transparent type

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