JPH0185921U - - Google Patents

Info

Publication number
JPH0185921U
JPH0185921U JP1987179797U JP17979787U JPH0185921U JP H0185921 U JPH0185921 U JP H0185921U JP 1987179797 U JP1987179797 U JP 1987179797U JP 17979787 U JP17979787 U JP 17979787U JP H0185921 U JPH0185921 U JP H0185921U
Authority
JP
Japan
Prior art keywords
pit
layer
transparent
optical disc
yellow
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.)
Granted
Application number
JP1987179797U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0739060Y2 (ja
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 JP1987179797U priority Critical patent/JPH0739060Y2/ja
Publication of JPH0185921U publication Critical patent/JPH0185921U/ja
Application granted granted Critical
Publication of JPH0739060Y2 publication Critical patent/JPH0739060Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1987179797U 1987-11-26 1987-11-26 光学式ディスク Expired - Lifetime JPH0739060Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987179797U JPH0739060Y2 (ja) 1987-11-26 1987-11-26 光学式ディスク

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987179797U JPH0739060Y2 (ja) 1987-11-26 1987-11-26 光学式ディスク

Publications (2)

Publication Number Publication Date
JPH0185921U true JPH0185921U (cs) 1989-06-07
JPH0739060Y2 JPH0739060Y2 (ja) 1995-09-06

Family

ID=31471339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987179797U Expired - Lifetime JPH0739060Y2 (ja) 1987-11-26 1987-11-26 光学式ディスク

Country Status (1)

Country Link
JP (1) JPH0739060Y2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01214487A (ja) * 1988-02-22 1989-08-28 Sony Corp 光学記録媒体

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01214487A (ja) * 1988-02-22 1989-08-28 Sony Corp 光学記録媒体

Also Published As

Publication number Publication date
JPH0739060Y2 (ja) 1995-09-06

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