JPS636516U - - Google Patents

Info

Publication number
JPS636516U
JPS636516U JP9993586U JP9993586U JPS636516U JP S636516 U JPS636516 U JP S636516U JP 9993586 U JP9993586 U JP 9993586U JP 9993586 U JP9993586 U JP 9993586U JP S636516 U JPS636516 U JP S636516U
Authority
JP
Japan
Prior art keywords
circuit
amplifier
focus
voltage
tracking servo
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
JP9993586U
Other languages
English (en)
Japanese (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 JP9993586U priority Critical patent/JPS636516U/ja
Publication of JPS636516U publication Critical patent/JPS636516U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP9993586U 1986-06-30 1986-06-30 Pending JPS636516U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9993586U JPS636516U (enrdf_load_stackoverflow) 1986-06-30 1986-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9993586U JPS636516U (enrdf_load_stackoverflow) 1986-06-30 1986-06-30

Publications (1)

Publication Number Publication Date
JPS636516U true JPS636516U (enrdf_load_stackoverflow) 1988-01-16

Family

ID=30969275

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9993586U Pending JPS636516U (enrdf_load_stackoverflow) 1986-06-30 1986-06-30

Country Status (1)

Country Link
JP (1) JPS636516U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58188339A (ja) * 1982-04-26 1983-11-02 Sony Corp 光学式再生装置
JPS5998324A (ja) * 1982-11-27 1984-06-06 Canon Inc 情報記録再生装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58188339A (ja) * 1982-04-26 1983-11-02 Sony Corp 光学式再生装置
JPS5998324A (ja) * 1982-11-27 1984-06-06 Canon Inc 情報記録再生装置

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