JPS5229239A - Recorder and regenerating device - Google Patents

Recorder and regenerating device

Info

Publication number
JPS5229239A
JPS5229239A JP10550675A JP10550675A JPS5229239A JP S5229239 A JPS5229239 A JP S5229239A JP 10550675 A JP10550675 A JP 10550675A JP 10550675 A JP10550675 A JP 10550675A JP S5229239 A JPS5229239 A JP S5229239A
Authority
JP
Japan
Prior art keywords
recorder
medium
objective lens
regenerating device
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.)
Pending
Application number
JP10550675A
Other languages
Japanese (ja)
Inventor
Tomio Yoshida
Masahiro Deguchi
Akifumi Nakada
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 JP10550675A priority Critical patent/JPS5229239A/en
Publication of JPS5229239A publication Critical patent/JPS5229239A/en
Pending legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

PURPOSE: In equipment to utilize beams, objective lens incident light axis is moved by a reflection mirror and by controlling distance between medium and objective lens utilizing reflection light from the medium, recording and regenerating characteristics are improved efficiently.
COPYRIGHT: (C)1977,JPO&Japio
JP10550675A 1975-08-30 1975-08-30 Recorder and regenerating device Pending JPS5229239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10550675A JPS5229239A (en) 1975-08-30 1975-08-30 Recorder and regenerating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10550675A JPS5229239A (en) 1975-08-30 1975-08-30 Recorder and regenerating device

Publications (1)

Publication Number Publication Date
JPS5229239A true JPS5229239A (en) 1977-03-04

Family

ID=14409475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10550675A Pending JPS5229239A (en) 1975-08-30 1975-08-30 Recorder and regenerating device

Country Status (1)

Country Link
JP (1) JPS5229239A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315107A (en) * 1976-07-27 1978-02-10 Mitsubishi Electric Corp Spacing detector of optical recorder/repoducer
JPS53128640A (en) * 1977-04-15 1978-11-09 Dainippon Ink & Chem Inc Resin composition for coating powder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315107A (en) * 1976-07-27 1978-02-10 Mitsubishi Electric Corp Spacing detector of optical recorder/repoducer
JPS5828655B2 (en) * 1976-07-27 1983-06-17 三菱電機株式会社 Interval detection device for optical recorder/player
JPS53128640A (en) * 1977-04-15 1978-11-09 Dainippon Ink & Chem Inc Resin composition for coating powder
JPS6136026B2 (en) * 1977-04-15 1986-08-15 Dainippon Ink & Chemicals

Similar Documents

Publication Publication Date Title
JPS5263614A (en) Information detector
JPS5266405A (en) Optical recording system of information recording discs
JPS52109954A (en) Optical signal reader
JPS51151150A (en) Optical record reproducing reproducer in signal
JPS5280802A (en) Optical type information recording and reproduction apparatus
JPS51149004A (en) Optical apparatus
JPS5229239A (en) Recorder and regenerating device
JPS5348704A (en) Optical signal regenerator
JPS53100203A (en) Optical reproducer
JPS5237007A (en) Optical recording reproducing equipment
JPS5348703A (en) Optical signal regenerator
JPS5362502A (en) Optical recording-reproducing apparatus
JPS53148412A (en) Optical recorder or reproducer
JPS5315105A (en) Spacing detector of optical recorder/reproducer
JPS533832A (en) Optical system of read/write device using laser beam scan
JPS533201A (en) Forcus servo system for light beam
JPS5374403A (en) Optical imformation recorder
JPS5247631A (en) Recording device of laser information
JPS526540A (en) Optical recording and reproducing methods for signals
JPS5328404A (en) Optical information re producer
JPS5250703A (en) Optical reading device for recording materials
JPS5410701A (en) Focus-servo system for optical reproducing apparatus
JPS52100241A (en) Information recorder
JPS52119304A (en) Optical device
JPS5211035A (en) Recording system