JPS6064414U - ２ビ−ム光学ヘツド - Google Patents

２ビ−ム光学ヘツド

Info

Publication number
JPS6064414U
JPS6064414U JP15526483U JP15526483U JPS6064414U JP S6064414 U JPS6064414 U JP S6064414U JP 15526483 U JP15526483 U JP 15526483U JP 15526483 U JP15526483 U JP 15526483U JP S6064414 U JPS6064414 U JP S6064414U
Authority
JP
Japan
Prior art keywords
optical head
beams
beam optical
collimator lens
optical medium
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
JP15526483U
Other languages
English (en)
Japanese (ja)
Other versions
JPS647469Y2 (enrdf_load_stackoverflow
Inventor
雅彦 藤原
正隆 伊藤
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Priority to JP15526483U priority Critical patent/JPS6064414U/ja
Publication of JPS6064414U publication Critical patent/JPS6064414U/ja
Application granted granted Critical
Publication of JPS647469Y2 publication Critical patent/JPS647469Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Head (AREA)
JP15526483U 1983-10-06 1983-10-06 ２ビ−ム光学ヘツド Granted JPS6064414U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15526483U JPS6064414U (ja) 1983-10-06 1983-10-06 ２ビ−ム光学ヘツド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15526483U JPS6064414U (ja) 1983-10-06 1983-10-06 ２ビ−ム光学ヘツド

Publications (2)

Publication Number Publication Date
JPS6064414U true JPS6064414U (ja) 1985-05-07
JPS647469Y2 JPS647469Y2 (enrdf_load_stackoverflow) 1989-02-28

Family

ID=30342965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15526483U Granted JPS6064414U (ja) 1983-10-06 1983-10-06 ２ビ−ム光学ヘツド

Country Status (1)

Country Link
JP (1) JPS6064414U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS647469Y2 (enrdf_load_stackoverflow) 1989-02-28

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