JPS5587329A - Optical recorder/reproducer - Google Patents

Optical recorder/reproducer

Info

Publication number
JPS5587329A
JPS5587329A JP15978878A JP15978878A JPS5587329A JP S5587329 A JPS5587329 A JP S5587329A JP 15978878 A JP15978878 A JP 15978878A JP 15978878 A JP15978878 A JP 15978878A JP S5587329 A JPS5587329 A JP S5587329A
Authority
JP
Japan
Prior art keywords
disk
point
beams
lens
semiconductor laser
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
JP15978878A
Other languages
English (en)
Inventor
Masaharu Ushihara
Tomio Yoshida
Akifumi Nakada
Toshio Sato
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15978878A priority Critical patent/JPS5587329A/ja
Publication of JPS5587329A publication Critical patent/JPS5587329A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP15978878A 1978-12-22 1978-12-22 Optical recorder/reproducer Pending JPS5587329A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15978878A JPS5587329A (en) 1978-12-22 1978-12-22 Optical recorder/reproducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15978878A JPS5587329A (en) 1978-12-22 1978-12-22 Optical recorder/reproducer

Publications (1)

Publication Number Publication Date
JPS5587329A true JPS5587329A (en) 1980-07-02

Family

ID=15701273

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15978878A Pending JPS5587329A (en) 1978-12-22 1978-12-22 Optical recorder/reproducer

Country Status (1)

Country Link
JP (1) JPS5587329A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5966419A (ja) * 1982-10-07 1984-04-14 Toyobo Co Ltd ポリエステルの製造法
JPS6419540A (en) * 1987-06-19 1989-01-23 Comp Generale Electricite Reading and/or writing device and light emitting head for auxiliary track of movie film

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5966419A (ja) * 1982-10-07 1984-04-14 Toyobo Co Ltd ポリエステルの製造法
JPS6419540A (en) * 1987-06-19 1989-01-23 Comp Generale Electricite Reading and/or writing device and light emitting head for auxiliary track of movie film

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