JPS6248202B2 - - Google Patents

Info

Publication number
JPS6248202B2
JPS6248202B2 JP5450079A JP5450079A JPS6248202B2 JP S6248202 B2 JPS6248202 B2 JP S6248202B2 JP 5450079 A JP5450079 A JP 5450079A JP 5450079 A JP5450079 A JP 5450079A JP S6248202 B2 JPS6248202 B2 JP S6248202B2
Authority
JP
Japan
Prior art keywords
light
circuit
absolute value
optical system
output
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
JP5450079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55146425A (en
Inventor
Makoto Takahashi
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.)
Kyocera Corp
Original Assignee
Kyocera Corp
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 Kyocera Corp filed Critical Kyocera Corp
Priority to JP5450079A priority Critical patent/JPS55146425A/ja
Publication of JPS55146425A publication Critical patent/JPS55146425A/ja
Publication of JPS6248202B2 publication Critical patent/JPS6248202B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP5450079A 1979-05-01 1979-05-01 Automatic focus control unit Granted JPS55146425A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5450079A JPS55146425A (en) 1979-05-01 1979-05-01 Automatic focus control unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5450079A JPS55146425A (en) 1979-05-01 1979-05-01 Automatic focus control unit

Publications (2)

Publication Number Publication Date
JPS55146425A JPS55146425A (en) 1980-11-14
JPS6248202B2 true JPS6248202B2 (zh) 1987-10-13

Family

ID=12972346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5450079A Granted JPS55146425A (en) 1979-05-01 1979-05-01 Automatic focus control unit

Country Status (1)

Country Link
JP (1) JPS55146425A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57144409A (en) * 1981-03-03 1982-09-07 West Electric Co Ltd Distance detector
JPS5893040A (ja) * 1981-11-30 1983-06-02 Canon Inc カメラ用測距装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533005B2 (zh) * 1972-09-12 1980-08-28

Also Published As

Publication number Publication date
JPS55146425A (en) 1980-11-14

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