JP4002680B2 - 測距装置付きカメラ - Google Patents
測距装置付きカメラ Download PDFInfo
- Publication number
- JP4002680B2 JP4002680B2 JP20043098A JP20043098A JP4002680B2 JP 4002680 B2 JP4002680 B2 JP 4002680B2 JP 20043098 A JP20043098 A JP 20043098A JP 20043098 A JP20043098 A JP 20043098A JP 4002680 B2 JP4002680 B2 JP 4002680B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- subject
- light
- distance measuring
- 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.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims description 48
- 238000005259 measurement Methods 0.000 claims description 41
- 238000000034 method Methods 0.000 description 55
- 238000010586 diagram Methods 0.000 description 26
- 238000004364 calculation method Methods 0.000 description 19
- 230000010354 integration Effects 0.000 description 15
- 238000003491 array Methods 0.000 description 14
- 230000006870 function Effects 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000003384 imaging method Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- AHVPOAOWHRMOBY-UHFFFAOYSA-N 2-(diethylamino)-1-[6,7-dimethoxy-1-[1-(6-methoxynaphthalen-2-yl)ethyl]-3,4-dihydro-1h-isoquinolin-2-yl]ethanone Chemical compound C1=C(OC)C=CC2=CC(C(C)C3C4=CC(OC)=C(OC)C=C4CCN3C(=O)CN(CC)CC)=CC=C21 AHVPOAOWHRMOBY-UHFFFAOYSA-N 0.000 description 2
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- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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)
- Automatic Focus Adjustment (AREA)
- Focusing (AREA)
- Measurement Of Optical Distance (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20043098A JP4002680B2 (ja) | 1998-07-15 | 1998-07-15 | 測距装置付きカメラ |
| US09/349,221 US6222996B1 (en) | 1998-07-15 | 1999-07-07 | Camera with distance measuring apparatus for preferentially controlling passive and active type AF system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20043098A JP4002680B2 (ja) | 1998-07-15 | 1998-07-15 | 測距装置付きカメラ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000028902A JP2000028902A (ja) | 2000-01-28 |
| JP2000028902A5 JP2000028902A5 (enExample) | 2005-10-13 |
| JP4002680B2 true JP4002680B2 (ja) | 2007-11-07 |
Family
ID=16424177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20043098A Expired - Fee Related JP4002680B2 (ja) | 1998-07-15 | 1998-07-15 | 測距装置付きカメラ |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US6222996B1 (enExample) |
| JP (1) | JP4002680B2 (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000330001A (ja) * | 1999-05-20 | 2000-11-30 | Olympus Optical Co Ltd | 測距装置 |
| JP2000330000A (ja) * | 1999-05-20 | 2000-11-30 | Olympus Optical Co Ltd | 測距装置 |
| JP4350207B2 (ja) * | 1999-06-01 | 2009-10-21 | オリンパス株式会社 | 測距装置 |
| JP2001027724A (ja) * | 1999-07-14 | 2001-01-30 | Olympus Optical Co Ltd | 多点自動焦点カメラ |
| JP2002023044A (ja) * | 2000-07-12 | 2002-01-23 | Canon Inc | 焦点検出装置、測距装置及びカメラ |
| JP2002072061A (ja) * | 2000-08-23 | 2002-03-12 | Canon Inc | 測距装置及びカメラ |
| JP4551708B2 (ja) * | 2004-07-21 | 2010-09-29 | キヤノン株式会社 | 撮像装置 |
| TW200717170A (en) * | 2005-10-19 | 2007-05-01 | Premier Image Technology Corp | Method and image capture device for autofocus via specific light signal |
| JP2008026802A (ja) * | 2006-07-25 | 2008-02-07 | Canon Inc | 撮像装置 |
| WO2015166712A1 (ja) * | 2014-05-02 | 2015-11-05 | 富士フイルム株式会社 | 測距装置、測距方法、及び測距プログラム |
| JP2016142676A (ja) * | 2015-02-04 | 2016-08-08 | ソニー株式会社 | 情報処理装置と情報処理方法とプログラムおよび撮像装置 |
| NL2017933A (en) * | 2015-12-18 | 2017-06-26 | Asml Netherlands Bv | Focus monitoring arrangement and inspection apparatus including such an arrangement |
| WO2020003615A1 (ja) * | 2018-06-26 | 2020-01-02 | オリンパス株式会社 | 内視鏡 |
| JP2021032990A (ja) * | 2019-08-21 | 2021-03-01 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッドSz Dji Technology Co.,Ltd | 制御装置、撮像システム、制御方法、及びプログラム |
| CN112335227A (zh) * | 2019-08-21 | 2021-02-05 | 深圳市大疆创新科技有限公司 | 控制装置、摄像系统、控制方法以及程序 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2933077A1 (de) * | 1978-09-04 | 1980-03-13 | Hauser Raimund | Fokussiereinrichtung |
| JPS60105270A (ja) | 1983-11-11 | 1985-06-10 | Canon Inc | 投光式距離計における光電変換装置 |
| JPS61128216A (ja) * | 1984-11-28 | 1986-06-16 | Canon Inc | 焦点調節装置のノイズ除去装置 |
| US4980716A (en) * | 1988-04-28 | 1990-12-25 | Canon Kabushiki Kaisha | Focus detecting device |
| US5315342A (en) * | 1992-12-28 | 1994-05-24 | Eastman Kodak Company | Automatic focus and indirect illumination camera system |
| US5652926A (en) | 1993-12-15 | 1997-07-29 | Fuji Photo Optical Co., Ltd. | Distance measuring apparatus |
| JPH08334678A (ja) * | 1995-06-09 | 1996-12-17 | Fuji Photo Optical Co Ltd | 測距装置 |
| US5963308A (en) * | 1996-02-20 | 1999-10-05 | Canon Kabushiki Kaisha | Distance measuring apparatus |
| US5870178A (en) * | 1996-02-20 | 1999-02-09 | Canon Kabushiki Kaisha | Distance measuring apparatus |
| JP3872841B2 (ja) | 1996-06-04 | 2007-01-24 | オリンパス株式会社 | 測距装置 |
| JPH10221065A (ja) * | 1997-02-10 | 1998-08-21 | Olympus Optical Co Ltd | 測距装置 |
-
1998
- 1998-07-15 JP JP20043098A patent/JP4002680B2/ja not_active Expired - Fee Related
-
1999
- 1999-07-07 US US09/349,221 patent/US6222996B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000028902A (ja) | 2000-01-28 |
| US6222996B1 (en) | 2001-04-24 |
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