JPS5772112A - Method for selecting focusing recognition range in focusing position detector - Google Patents

Method for selecting focusing recognition range in focusing position detector

Info

Publication number
JPS5772112A
JPS5772112A JP55149063A JP14906380A JPS5772112A JP S5772112 A JPS5772112 A JP S5772112A JP 55149063 A JP55149063 A JP 55149063A JP 14906380 A JP14906380 A JP 14906380A JP S5772112 A JPS5772112 A JP S5772112A
Authority
JP
Japan
Prior art keywords
focusing
recognition range
cpu
focus
easy
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
JP55149063A
Other languages
English (en)
Inventor
Takao Kinoshita
Mitsuya Hosoe
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 JP55149063A priority Critical patent/JPS5772112A/ja
Priority to DE19813141959 priority patent/DE3141959A1/de
Publication of JPS5772112A publication Critical patent/JPS5772112A/ja
Priority to US06/577,329 priority patent/US4475800A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automatic Focus Adjustment (AREA)
JP55149063A 1980-10-23 1980-10-23 Method for selecting focusing recognition range in focusing position detector Pending JPS5772112A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP55149063A JPS5772112A (en) 1980-10-23 1980-10-23 Method for selecting focusing recognition range in focusing position detector
DE19813141959 DE3141959A1 (de) 1980-10-23 1981-10-22 "scharfeinstellungs-ermittlungssystem"
US06/577,329 US4475800A (en) 1980-10-23 1984-02-08 Focus detecting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55149063A JPS5772112A (en) 1980-10-23 1980-10-23 Method for selecting focusing recognition range in focusing position detector

Publications (1)

Publication Number Publication Date
JPS5772112A true JPS5772112A (en) 1982-05-06

Family

ID=15466854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55149063A Pending JPS5772112A (en) 1980-10-23 1980-10-23 Method for selecting focusing recognition range in focusing position detector

Country Status (1)

Country Link
JP (1) JPS5772112A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6110372A (ja) * 1984-06-25 1986-01-17 Canon Inc カメラにおける自動追尾装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6110372A (ja) * 1984-06-25 1986-01-17 Canon Inc カメラにおける自動追尾装置

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