JPH0510247Y2 - - Google Patents

Info

Publication number
JPH0510247Y2
JPH0510247Y2 JP2139485U JP2139485U JPH0510247Y2 JP H0510247 Y2 JPH0510247 Y2 JP H0510247Y2 JP 2139485 U JP2139485 U JP 2139485U JP 2139485 U JP2139485 U JP 2139485U JP H0510247 Y2 JPH0510247 Y2 JP H0510247Y2
Authority
JP
Japan
Prior art keywords
circuit
voltage
operational amplifier
focus
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
JP2139485U
Other languages
English (en)
Japanese (ja)
Other versions
JPS61140427U (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 JP2139485U priority Critical patent/JPH0510247Y2/ja
Publication of JPS61140427U publication Critical patent/JPS61140427U/ja
Application granted granted Critical
Publication of JPH0510247Y2 publication Critical patent/JPH0510247Y2/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)
JP2139485U 1985-02-18 1985-02-18 Expired - Lifetime JPH0510247Y2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2139485U JPH0510247Y2 (cs) 1985-02-18 1985-02-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2139485U JPH0510247Y2 (cs) 1985-02-18 1985-02-18

Publications (2)

Publication Number Publication Date
JPS61140427U JPS61140427U (cs) 1986-08-30
JPH0510247Y2 true JPH0510247Y2 (cs) 1993-03-12

Family

ID=30512747

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2139485U Expired - Lifetime JPH0510247Y2 (cs) 1985-02-18 1985-02-18

Country Status (1)

Country Link
JP (1) JPH0510247Y2 (cs)

Also Published As

Publication number Publication date
JPS61140427U (cs) 1986-08-30

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