JPS6161450B2 - - Google Patents

Info

Publication number
JPS6161450B2
JPS6161450B2 JP54075311A JP7531179A JPS6161450B2 JP S6161450 B2 JPS6161450 B2 JP S6161450B2 JP 54075311 A JP54075311 A JP 54075311A JP 7531179 A JP7531179 A JP 7531179A JP S6161450 B2 JPS6161450 B2 JP S6161450B2
Authority
JP
Japan
Prior art keywords
light
optical
recording medium
photodetector
optical recording
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
Application number
JP54075311A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5639A (en
Inventor
Michoshi Nagashima
Tomio Yoshida
Akifumi Nakada
Shunji Harikae
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 JP7531179A priority Critical patent/JPS5639A/ja
Publication of JPS5639A publication Critical patent/JPS5639A/ja
Publication of JPS6161450B2 publication Critical patent/JPS6161450B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Automatic Focus Adjustment (AREA)
JP7531179A 1979-06-14 1979-06-14 Optical recording and reproducing unit Granted JPS5639A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7531179A JPS5639A (en) 1979-06-14 1979-06-14 Optical recording and reproducing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7531179A JPS5639A (en) 1979-06-14 1979-06-14 Optical recording and reproducing unit

Publications (2)

Publication Number Publication Date
JPS5639A JPS5639A (en) 1981-01-06
JPS6161450B2 true JPS6161450B2 (ko) 1986-12-25

Family

ID=13572573

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7531179A Granted JPS5639A (en) 1979-06-14 1979-06-14 Optical recording and reproducing unit

Country Status (1)

Country Link
JP (1) JPS5639A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07118082B2 (ja) * 1987-10-05 1995-12-18 キヤノン株式会社 光ヘツド装置
JPH0636793Y2 (ja) * 1987-10-26 1994-09-28 株式会社モンベル 寝 袋
FR2635334B1 (fr) * 1988-08-10 1990-11-09 Rhone Poulenc Chimie Procede de production d'acide lactique par fermentation

Also Published As

Publication number Publication date
JPS5639A (en) 1981-01-06

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