JPH0547815B2 - - Google Patents

Info

Publication number
JPH0547815B2
JPH0547815B2 JP56190711A JP19071181A JPH0547815B2 JP H0547815 B2 JPH0547815 B2 JP H0547815B2 JP 56190711 A JP56190711 A JP 56190711A JP 19071181 A JP19071181 A JP 19071181A JP H0547815 B2 JPH0547815 B2 JP H0547815B2
Authority
JP
Japan
Prior art keywords
light
signal
view
distance
distance measurement
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
JP56190711A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5893040A (ja
Inventor
Masahiko Ogawa
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 JP19071181A priority Critical patent/JPS5893040A/ja
Publication of JPS5893040A publication Critical patent/JPS5893040A/ja
Publication of JPH0547815B2 publication Critical patent/JPH0547815B2/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
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP19071181A 1981-11-30 1981-11-30 カメラ用測距装置 Granted JPS5893040A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19071181A JPS5893040A (ja) 1981-11-30 1981-11-30 カメラ用測距装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19071181A JPS5893040A (ja) 1981-11-30 1981-11-30 カメラ用測距装置

Publications (2)

Publication Number Publication Date
JPS5893040A JPS5893040A (ja) 1983-06-02
JPH0547815B2 true JPH0547815B2 (enrdf_load_stackoverflow) 1993-07-19

Family

ID=16262557

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19071181A Granted JPS5893040A (ja) 1981-11-30 1981-11-30 カメラ用測距装置

Country Status (1)

Country Link
JP (1) JPS5893040A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0616147B2 (ja) * 1986-03-26 1994-03-02 チノン株式会社 カメラ
US5249013A (en) * 1990-07-23 1993-09-28 Ricoh Company, Ltd. Distance measuring device of camera
JP3091243B2 (ja) * 1991-02-04 2000-09-25 オリンパス光学工業株式会社 多点測距装置
JPH0886641A (ja) * 1994-09-16 1996-04-02 Olympus Optical Co Ltd 投受光式焦点検出装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55146425A (en) * 1979-05-01 1980-11-14 Kyocera Corp Automatic focus control unit
JPS5657012A (en) * 1979-10-16 1981-05-19 Canon Inc Distance detecting optical system

Also Published As

Publication number Publication date
JPS5893040A (ja) 1983-06-02

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