JPS5753833A - Kogakutekijohoyomitorisochi - Google Patents

Kogakutekijohoyomitorisochi

Info

Publication number
JPS5753833A
JPS5753833A JP12772880A JP12772880A JPS5753833A JP S5753833 A JPS5753833 A JP S5753833A JP 12772880 A JP12772880 A JP 12772880A JP 12772880 A JP12772880 A JP 12772880A JP S5753833 A JPS5753833 A JP S5753833A
Authority
JP
Japan
Prior art keywords
error signal
plus
receiving regions
light receiving
reflected light
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
JP12772880A
Other languages
English (en)
Inventor
Kiichi Kato
Kenichi Ito
Toru Musha
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP12772880A priority Critical patent/JPS5753833A/ja
Publication of JPS5753833A publication Critical patent/JPS5753833A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Optical Recording Or Reproduction (AREA)
JP12772880A 1980-09-13 1980-09-13 Kogakutekijohoyomitorisochi Pending JPS5753833A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12772880A JPS5753833A (ja) 1980-09-13 1980-09-13 Kogakutekijohoyomitorisochi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12772880A JPS5753833A (ja) 1980-09-13 1980-09-13 Kogakutekijohoyomitorisochi

Publications (1)

Publication Number Publication Date
JPS5753833A true JPS5753833A (ja) 1982-03-31

Family

ID=14967225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12772880A Pending JPS5753833A (ja) 1980-09-13 1980-09-13 Kogakutekijohoyomitorisochi

Country Status (1)

Country Link
JP (1) JPS5753833A (ja)

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