JPS58178329A - 焦点検出装置 - Google Patents

焦点検出装置

Info

Publication number
JPS58178329A
JPS58178329A JP6194882A JP6194882A JPS58178329A JP S58178329 A JPS58178329 A JP S58178329A JP 6194882 A JP6194882 A JP 6194882A JP 6194882 A JP6194882 A JP 6194882A JP S58178329 A JPS58178329 A JP S58178329A
Authority
JP
Japan
Prior art keywords
light
self
timer
lens
circular
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.)
Granted
Application number
JP6194882A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0473130B2 (enExample
Inventor
Masaaki Takagi
正明 高木
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.)
Nidec Precision Corp
Original Assignee
Nidec Copal 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 Nidec Copal Corp filed Critical Nidec Copal Corp
Priority to JP6194882A priority Critical patent/JPS58178329A/ja
Publication of JPS58178329A publication Critical patent/JPS58178329A/ja
Publication of JPH0473130B2 publication Critical patent/JPH0473130B2/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)
  • Shutter-Related Mechanisms (AREA)
  • Automatic Focus Adjustment (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
JP6194882A 1982-04-14 1982-04-14 焦点検出装置 Granted JPS58178329A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6194882A JPS58178329A (ja) 1982-04-14 1982-04-14 焦点検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6194882A JPS58178329A (ja) 1982-04-14 1982-04-14 焦点検出装置

Publications (2)

Publication Number Publication Date
JPS58178329A true JPS58178329A (ja) 1983-10-19
JPH0473130B2 JPH0473130B2 (enExample) 1992-11-20

Family

ID=13185921

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6194882A Granted JPS58178329A (ja) 1982-04-14 1982-04-14 焦点検出装置

Country Status (1)

Country Link
JP (1) JPS58178329A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246613A (ja) * 1985-04-24 1986-11-01 Fuji Photo Film Co Ltd カメラの測距装置
JPS61246726A (ja) * 1985-04-24 1986-11-04 Fuji Photo Film Co Ltd カメラの被写体距離測定装置
JPS6247508A (ja) * 1985-08-27 1987-03-02 Fuji Photo Film Co Ltd 測距用光学装置
JP2007187581A (ja) * 2006-01-13 2007-07-26 Casio Comput Co Ltd 測距装置及び測距方法
JP2011164114A (ja) * 2011-04-08 2011-08-25 Casio Computer Co Ltd 測距装置及び測距方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5440662A (en) * 1977-09-06 1979-03-30 Minolta Camera Co Ltd Range finder
JPS5474531U (enExample) * 1977-11-05 1979-05-26
JPS5526539A (en) * 1978-08-15 1980-02-26 Canon Inc Camera

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5440662A (en) * 1977-09-06 1979-03-30 Minolta Camera Co Ltd Range finder
JPS5474531U (enExample) * 1977-11-05 1979-05-26
JPS5526539A (en) * 1978-08-15 1980-02-26 Canon Inc Camera

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246613A (ja) * 1985-04-24 1986-11-01 Fuji Photo Film Co Ltd カメラの測距装置
JPS61246726A (ja) * 1985-04-24 1986-11-04 Fuji Photo Film Co Ltd カメラの被写体距離測定装置
JPS6247508A (ja) * 1985-08-27 1987-03-02 Fuji Photo Film Co Ltd 測距用光学装置
JP2007187581A (ja) * 2006-01-13 2007-07-26 Casio Comput Co Ltd 測距装置及び測距方法
JP2011164114A (ja) * 2011-04-08 2011-08-25 Casio Computer Co Ltd 測距装置及び測距方法

Also Published As

Publication number Publication date
JPH0473130B2 (enExample) 1992-11-20

Similar Documents

Publication Publication Date Title
JPS5931933A (ja) 写真露出制御装置
CN108886571B (zh) 具有改善的自动对焦性能的成像设备
JPS6220522B2 (enExample)
JPS58178329A (ja) 焦点検出装置
US6774945B1 (en) Focusing apparatus for image recording system
US4831404A (en) Automatic focusing camera
JPS638616A (ja) 測距方法
JPS62929A (ja) カメラの自動焦点調節装置
JPS60233610A (ja) 測距装置
JPS6247508A (ja) 測距用光学装置
JPH06331732A (ja) 光距離センサ
JPH01112212A (ja) オートフォーカス用投光装置
JPS61246726A (ja) カメラの被写体距離測定装置
JPH0781857B2 (ja) カメラの測距装置
JPS63259625A (ja) カメラの測距装置
JPS62280726A (ja) カメラの測距装置
JPS63259624A (ja) カメラの測距装置
JPH0713700B2 (ja) カメラの測距装置
JPS59129838A (ja) 自動焦点撮影装置
JPS6358324A (ja) 測光装置
JPS62215214A (ja) 自動焦点検出用の投光系
JPH09211314A (ja) 多点測距装置
JPH0776807B2 (ja) カメラの測距装置
JPS61114122A (ja) 測距装置
JPH01200212A (ja) 焦点検出用の投光系