JPH0516651Y2 - - Google Patents

Info

Publication number
JPH0516651Y2
JPH0516651Y2 JP1987133985U JP13398587U JPH0516651Y2 JP H0516651 Y2 JPH0516651 Y2 JP H0516651Y2 JP 1987133985 U JP1987133985 U JP 1987133985U JP 13398587 U JP13398587 U JP 13398587U JP H0516651 Y2 JPH0516651 Y2 JP H0516651Y2
Authority
JP
Japan
Prior art keywords
focus
signal
offset adjustment
zero
disk
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.)
Expired - Lifetime
Application number
JP1987133985U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6442513U (cs
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 JP1987133985U priority Critical patent/JPH0516651Y2/ja
Publication of JPS6442513U publication Critical patent/JPS6442513U/ja
Application granted granted Critical
Publication of JPH0516651Y2 publication Critical patent/JPH0516651Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP1987133985U 1987-09-03 1987-09-03 Expired - Lifetime JPH0516651Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987133985U JPH0516651Y2 (cs) 1987-09-03 1987-09-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987133985U JPH0516651Y2 (cs) 1987-09-03 1987-09-03

Publications (2)

Publication Number Publication Date
JPS6442513U JPS6442513U (cs) 1989-03-14
JPH0516651Y2 true JPH0516651Y2 (cs) 1993-05-06

Family

ID=31392352

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987133985U Expired - Lifetime JPH0516651Y2 (cs) 1987-09-03 1987-09-03

Country Status (1)

Country Link
JP (1) JPH0516651Y2 (cs)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919246A (ja) * 1982-07-24 1984-01-31 Pioneer Electronic Corp 光学式情報読取装置におけるフオ−カスサ−ボ引込装置
JPS62264439A (ja) * 1986-05-09 1987-11-17 Sanyo Electric Co Ltd フオ−カス制御装置
JPS63100621A (ja) * 1986-10-16 1988-05-02 Rohm Co Ltd 光デイスク再生装置のフオ−カスサ−ボ回路

Also Published As

Publication number Publication date
JPS6442513U (cs) 1989-03-14

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