JPS5637832A - Focus control setting method of optical record - Google Patents

Focus control setting method of optical record

Info

Publication number
JPS5637832A
JPS5637832A JP11384479A JP11384479A JPS5637832A JP S5637832 A JPS5637832 A JP S5637832A JP 11384479 A JP11384479 A JP 11384479A JP 11384479 A JP11384479 A JP 11384479A JP S5637832 A JPS5637832 A JP S5637832A
Authority
JP
Japan
Prior art keywords
focus control
tracks
differing
securely
optical property
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
JP11384479A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6243252B2 (enrdf_load_stackoverflow
Inventor
Akira Ichinose
Shunji Kanamaru
Hideo Okamura
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 JP11384479A priority Critical patent/JPS5637832A/ja
Publication of JPS5637832A publication Critical patent/JPS5637832A/ja
Publication of JPS6243252B2 publication Critical patent/JPS6243252B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
JP11384479A 1979-09-04 1979-09-04 Focus control setting method of optical record Granted JPS5637832A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11384479A JPS5637832A (en) 1979-09-04 1979-09-04 Focus control setting method of optical record

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11384479A JPS5637832A (en) 1979-09-04 1979-09-04 Focus control setting method of optical record

Publications (2)

Publication Number Publication Date
JPS5637832A true JPS5637832A (en) 1981-04-11
JPS6243252B2 JPS6243252B2 (enrdf_load_stackoverflow) 1987-09-12

Family

ID=14622464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11384479A Granted JPS5637832A (en) 1979-09-04 1979-09-04 Focus control setting method of optical record

Country Status (1)

Country Link
JP (1) JPS5637832A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011060798A (ja) * 2009-09-07 2011-03-24 Nakakyu:Kk 紫外線照射装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129604A (en) * 1977-04-18 1978-11-11 Matsushita Electric Ind Co Ltd Optical recorder-reproducer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53129604A (en) * 1977-04-18 1978-11-11 Matsushita Electric Ind Co Ltd Optical recorder-reproducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011060798A (ja) * 2009-09-07 2011-03-24 Nakakyu:Kk 紫外線照射装置

Also Published As

Publication number Publication date
JPS6243252B2 (enrdf_load_stackoverflow) 1987-09-12

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