JPS591131U - 光学式記録媒体のフオ−カス制御装置 - Google Patents

光学式記録媒体のフオ−カス制御装置

Info

Publication number
JPS591131U
JPS591131U JP9480282U JP9480282U JPS591131U JP S591131 U JPS591131 U JP S591131U JP 9480282 U JP9480282 U JP 9480282U JP 9480282 U JP9480282 U JP 9480282U JP S591131 U JPS591131 U JP S591131U
Authority
JP
Japan
Prior art keywords
control device
focus control
optical recording
recording media
objective lens
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
JP9480282U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6245302Y2 (enrdf_load_stackoverflow
Inventor
太一 秋葉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pioneer Corp
Original Assignee
Pioneer Corp
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 by Pioneer Corp filed Critical Pioneer Corp
Priority to JP9480282U priority Critical patent/JPS591131U/ja
Publication of JPS591131U publication Critical patent/JPS591131U/ja
Application granted granted Critical
Publication of JPS6245302Y2 publication Critical patent/JPS6245302Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP9480282U 1982-06-24 1982-06-24 光学式記録媒体のフオ−カス制御装置 Granted JPS591131U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9480282U JPS591131U (ja) 1982-06-24 1982-06-24 光学式記録媒体のフオ−カス制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9480282U JPS591131U (ja) 1982-06-24 1982-06-24 光学式記録媒体のフオ−カス制御装置

Publications (2)

Publication Number Publication Date
JPS591131U true JPS591131U (ja) 1984-01-06
JPS6245302Y2 JPS6245302Y2 (enrdf_load_stackoverflow) 1987-12-03

Family

ID=30226724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9480282U Granted JPS591131U (ja) 1982-06-24 1982-06-24 光学式記録媒体のフオ−カス制御装置

Country Status (1)

Country Link
JP (1) JPS591131U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6245302Y2 (enrdf_load_stackoverflow) 1987-12-03

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