JPS5119505A - - Google Patents

Info

Publication number
JPS5119505A
JPS5119505A JP49091360A JP9136074A JPS5119505A JP S5119505 A JPS5119505 A JP S5119505A JP 49091360 A JP49091360 A JP 49091360A JP 9136074 A JP9136074 A JP 9136074A JP S5119505 A JPS5119505 A JP S5119505A
Authority
JP
Japan
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
JP49091360A
Inventor
Takeshi Goshima
Kazuya Matsumoto
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP49091360A priority Critical patent/JPS5119505A/ja
Publication of JPS5119505A publication Critical patent/JPS5119505A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
JP49091360A 1974-08-09 1974-08-09 Pending JPS5119505A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49091360A JPS5119505A (ja) 1974-08-09 1974-08-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49091360A JPS5119505A (ja) 1974-08-09 1974-08-09

Publications (1)

Publication Number Publication Date
JPS5119505A true JPS5119505A (ja) 1976-02-16

Family

ID=14024207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49091360A Pending JPS5119505A (ja) 1974-08-09 1974-08-09

Country Status (1)

Country Link
JP (1) JPS5119505A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108942A (en) * 1979-02-13 1980-08-21 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
JPS59127242A (ja) * 1983-01-06 1984-07-23 Nec Corp 光記録書込装置
JPH03288344A (ja) * 1990-04-04 1991-12-18 Digital Sutoriimu:Kk 光ディスク基準信号発生方法及び装置、並びに光ディスク基準信号を用いた光学ヘッド特性検査方法及び装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885025A (ja) * 1972-02-15 1973-11-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885025A (ja) * 1972-02-15 1973-11-12

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108942A (en) * 1979-02-13 1980-08-21 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
JPS59127242A (ja) * 1983-01-06 1984-07-23 Nec Corp 光記録書込装置
JPH03288344A (ja) * 1990-04-04 1991-12-18 Digital Sutoriimu:Kk 光ディスク基準信号発生方法及び装置、並びに光ディスク基準信号を用いた光学ヘッド特性検査方法及び装置

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