JP2003177302A - 測距装置 - Google Patents

測距装置

Info

Publication number
JP2003177302A
JP2003177302A JP2001375678A JP2001375678A JP2003177302A JP 2003177302 A JP2003177302 A JP 2003177302A JP 2001375678 A JP2001375678 A JP 2001375678A JP 2001375678 A JP2001375678 A JP 2001375678A JP 2003177302 A JP2003177302 A JP 2003177302A
Authority
JP
Japan
Prior art keywords
sensor
data
integration
value
distance
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
JP2001375678A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003177302A5 (enExample
Inventor
Hideo Yoshida
秀夫 吉田
Kiichi Mihara
喜一 三原
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.)
Fujinon Corp
Original Assignee
Fuji Photo Optical Co Ltd
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 Fuji Photo Optical Co Ltd filed Critical Fuji Photo Optical Co Ltd
Priority to JP2001375678A priority Critical patent/JP2003177302A/ja
Priority to US10/315,002 priority patent/US6681078B2/en
Publication of JP2003177302A publication Critical patent/JP2003177302A/ja
Publication of JP2003177302A5 publication Critical patent/JP2003177302A5/ja
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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP2001375678A 2001-12-10 2001-12-10 測距装置 Pending JP2003177302A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2001375678A JP2003177302A (ja) 2001-12-10 2001-12-10 測距装置
US10/315,002 US6681078B2 (en) 2001-12-10 2002-12-10 Distance measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001375678A JP2003177302A (ja) 2001-12-10 2001-12-10 測距装置

Publications (2)

Publication Number Publication Date
JP2003177302A true JP2003177302A (ja) 2003-06-27
JP2003177302A5 JP2003177302A5 (enExample) 2005-05-12

Family

ID=19184004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001375678A Pending JP2003177302A (ja) 2001-12-10 2001-12-10 測距装置

Country Status (2)

Country Link
US (1) US6681078B2 (enExample)
JP (1) JP2003177302A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003222791A (ja) * 2002-01-31 2003-08-08 Canon Inc 測光測距用固体撮像装置及びそれを用いた撮像装置
JP4838175B2 (ja) * 2007-03-01 2011-12-14 オリンパスイメージング株式会社 焦点検出装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0727102B2 (ja) * 1984-07-16 1995-03-29 ミノルタ株式会社 カメラの自動焦点検出装置
JP3099603B2 (ja) 1993-09-28 2000-10-16 富士電機株式会社 測距装置
JPH08285580A (ja) 1995-04-12 1996-11-01 Asahi Optical Co Ltd 測距装置
DE19730976C2 (de) * 1996-07-19 2003-12-24 Pentax Corp Einrichtung zum Scharfstellen des Objektivs einer Kamera
US6115553A (en) * 1996-09-17 2000-09-05 Asahi Kogaku Kogyo Kabushiki Kaisha Multipoint autofocus system
JP4315479B2 (ja) 1997-07-03 2009-08-19 オリンパス株式会社 焦点検出装置

Also Published As

Publication number Publication date
US6681078B2 (en) 2004-01-20
US20030108345A1 (en) 2003-06-12

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