JPS63195616U - - Google Patents

Info

Publication number
JPS63195616U
JPS63195616U JP8793487U JP8793487U JPS63195616U JP S63195616 U JPS63195616 U JP S63195616U JP 8793487 U JP8793487 U JP 8793487U JP 8793487 U JP8793487 U JP 8793487U JP S63195616 U JPS63195616 U JP S63195616U
Authority
JP
Japan
Prior art keywords
rotary table
shaping prism
prism
objective lens
tracking device
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
JP8793487U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0722745Y2 (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 JP1987087934U priority Critical patent/JPH0722745Y2/ja
Publication of JPS63195616U publication Critical patent/JPS63195616U/ja
Application granted granted Critical
Publication of JPH0722745Y2 publication Critical patent/JPH0722745Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP1987087934U 1987-06-05 1987-06-05 光ピックアップのトラッキング装置 Expired - Lifetime JPH0722745Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987087934U JPH0722745Y2 (ja) 1987-06-05 1987-06-05 光ピックアップのトラッキング装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987087934U JPH0722745Y2 (ja) 1987-06-05 1987-06-05 光ピックアップのトラッキング装置

Publications (2)

Publication Number Publication Date
JPS63195616U true JPS63195616U (cs) 1988-12-16
JPH0722745Y2 JPH0722745Y2 (ja) 1995-05-24

Family

ID=30945598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987087934U Expired - Lifetime JPH0722745Y2 (ja) 1987-06-05 1987-06-05 光ピックアップのトラッキング装置

Country Status (1)

Country Link
JP (1) JPH0722745Y2 (cs)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61139950A (ja) * 1984-12-10 1986-06-27 Hitachi Ltd 光ヘツド

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61139950A (ja) * 1984-12-10 1986-06-27 Hitachi Ltd 光ヘツド

Also Published As

Publication number Publication date
JPH0722745Y2 (ja) 1995-05-24

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