JPH0519136B2 - - Google Patents

Info

Publication number
JPH0519136B2
JPH0519136B2 JP1805683A JP1805683A JPH0519136B2 JP H0519136 B2 JPH0519136 B2 JP H0519136B2 JP 1805683 A JP1805683 A JP 1805683A JP 1805683 A JP1805683 A JP 1805683A JP H0519136 B2 JPH0519136 B2 JP H0519136B2
Authority
JP
Japan
Prior art keywords
distance
light
circuit
light emitting
signal
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 - Lifetime
Application number
JP1805683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59146029A (ja
Inventor
Takayuki Tsuboi
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 JP1805683A priority Critical patent/JPS59146029A/ja
Publication of JPS59146029A publication Critical patent/JPS59146029A/ja
Priority to US07/153,476 priority patent/US4827303A/en
Publication of JPH0519136B2 publication Critical patent/JPH0519136B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/005—Blur detection

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP1805683A 1983-02-08 1983-02-08 カメラ Granted JPS59146029A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1805683A JPS59146029A (ja) 1983-02-08 1983-02-08 カメラ
US07/153,476 US4827303A (en) 1983-02-08 1988-02-02 Distance measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1805683A JPS59146029A (ja) 1983-02-08 1983-02-08 カメラ

Publications (2)

Publication Number Publication Date
JPS59146029A JPS59146029A (ja) 1984-08-21
JPH0519136B2 true JPH0519136B2 (enrdf_load_stackoverflow) 1993-03-15

Family

ID=11961035

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1805683A Granted JPS59146029A (ja) 1983-02-08 1983-02-08 カメラ

Country Status (1)

Country Link
JP (1) JPS59146029A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6432239A (en) * 1987-07-29 1989-02-02 Nitto Optical Af camera with program shutter
JP6061816B2 (ja) 2013-08-22 2017-01-18 キヤノン株式会社 撮像装置、撮像装置の制御方法、プログラム、および、記憶媒体
JP6341736B2 (ja) 2014-04-16 2018-06-13 キヤノン株式会社 撮像装置、制御方法、プログラム、記憶媒体

Also Published As

Publication number Publication date
JPS59146029A (ja) 1984-08-21

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