JPS6233564B2 - - Google Patents

Info

Publication number
JPS6233564B2
JPS6233564B2 JP54063375A JP6337579A JPS6233564B2 JP S6233564 B2 JPS6233564 B2 JP S6233564B2 JP 54063375 A JP54063375 A JP 54063375A JP 6337579 A JP6337579 A JP 6337579A JP S6233564 B2 JPS6233564 B2 JP S6233564B2
Authority
JP
Japan
Prior art keywords
optical system
lens
imaging optical
imaging
relay
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
JP54063375A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55155331A (en
Inventor
Hideo Yokota
Kikuo Momyama
Tetsuo Kuwayama
Kyonobu Endo
Nobuyoshi Tanaka
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 JP6337579A priority Critical patent/JPS55155331A/ja
Publication of JPS55155331A publication Critical patent/JPS55155331A/ja
Publication of JPS6233564B2 publication Critical patent/JPS6233564B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP6337579A 1979-05-23 1979-05-23 Focus detector Granted JPS55155331A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6337579A JPS55155331A (en) 1979-05-23 1979-05-23 Focus detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6337579A JPS55155331A (en) 1979-05-23 1979-05-23 Focus detector

Publications (2)

Publication Number Publication Date
JPS55155331A JPS55155331A (en) 1980-12-03
JPS6233564B2 true JPS6233564B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-07-21

Family

ID=13227474

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6337579A Granted JPS55155331A (en) 1979-05-23 1979-05-23 Focus detector

Country Status (1)

Country Link
JP (1) JPS55155331A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5893924U (ja) * 1981-12-21 1983-06-25 キヤノン株式会社 カメラの表示回路
JPS59208513A (ja) * 1983-05-12 1984-11-26 Canon Inc 焦点検出装置
JPS60101513A (ja) * 1983-11-08 1985-06-05 Canon Inc 焦点検出装置
US4914282A (en) * 1984-07-06 1990-04-03 Canon Kabushiki Kaisha Focus detection system employing multiple area light distribution sensors
JPH0629896B2 (ja) * 1984-08-31 1994-04-20 キヤノン株式会社 焦点検出装置
JPH067223B2 (ja) * 1984-10-17 1994-01-26 キヤノン株式会社 焦点検出装置
US4801963A (en) * 1985-12-18 1989-01-31 Canon Kabushiki Kaisha Focus detecting system
JPH01155324A (ja) * 1987-12-14 1989-06-19 Canon Inc 一眼レフレックスカメラ
US5138358A (en) * 1989-01-11 1992-08-11 Canon Kabushiki Kaisha Autofocusing apparatus utilizing intermittent light projection
JPH07159670A (ja) * 1993-12-01 1995-06-23 Canon Inc 多点焦点検出装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5282419A (en) * 1975-12-26 1977-07-09 Leitz Ernst Gmbh Device for deciding photoelectrically position of image sharp plane
JPS52138924A (en) * 1976-05-15 1977-11-19 Konishiroku Photo Ind Co Ltd Focal detector
DE2634655C2 (de) * 1976-08-02 1984-05-24 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Vorrichtung zur Fokussierung einer Reflexkamera

Also Published As

Publication number Publication date
JPS55155331A (en) 1980-12-03

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