DE69122449D1 - Scharfeinstellungsvorrichtung - Google Patents
ScharfeinstellungsvorrichtungInfo
- Publication number
- DE69122449D1 DE69122449D1 DE69122449T DE69122449T DE69122449D1 DE 69122449 D1 DE69122449 D1 DE 69122449D1 DE 69122449 T DE69122449 T DE 69122449T DE 69122449 T DE69122449 T DE 69122449T DE 69122449 D1 DE69122449 D1 DE 69122449D1
- Authority
- DE
- Germany
- Prior art keywords
- focusing device
- focusing
- 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
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
- G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
- G02B7/346—Systems for automatic generation of focusing signals using different areas in a pupil plane using horizontal and vertical areas in the pupil plane, i.e. wide area autofocusing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2178848A JP2756351B2 (ja) | 1990-07-06 | 1990-07-06 | 焦点検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69122449D1 true DE69122449D1 (de) | 1996-11-07 |
DE69122449T2 DE69122449T2 (de) | 1997-03-06 |
Family
ID=16055733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69122449T Expired - Fee Related DE69122449T2 (de) | 1990-07-06 | 1991-07-04 | Scharfeinstellungsvorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5678097A (de) |
EP (1) | EP0467161B1 (de) |
JP (1) | JP2756351B2 (de) |
DE (1) | DE69122449T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2289388A (en) * | 1994-05-13 | 1995-11-15 | Durand Ltd | Automatic focussing system |
US7209175B1 (en) * | 1996-04-08 | 2007-04-24 | Nikon Corporation | Autofocus apparatus |
JPH1090594A (ja) * | 1996-09-17 | 1998-04-10 | Nikon Corp | 焦点検出装置を有する光学系 |
JPH10206723A (ja) * | 1997-01-24 | 1998-08-07 | Nikon Corp | 焦点検出装置 |
US6377305B2 (en) * | 1997-10-13 | 2002-04-23 | Canon Kabushiki Kaisha | Image sensing apparatus |
US5953440A (en) * | 1997-12-02 | 1999-09-14 | Sensar, Inc. | Method of measuring the focus of close-up images of eyes |
US5978494A (en) * | 1998-03-04 | 1999-11-02 | Sensar, Inc. | Method of selecting the best enroll image for personal identification |
JPH11338041A (ja) * | 1998-05-26 | 1999-12-10 | Canon Inc | 光学装置及び視線検出機能付きカメラ |
JP2000321488A (ja) * | 1999-05-06 | 2000-11-24 | Olympus Optical Co Ltd | カメラ |
JP5002086B2 (ja) | 1999-10-28 | 2012-08-15 | キヤノン株式会社 | 焦点検出装置と撮像装置 |
JP4532968B2 (ja) * | 2004-04-13 | 2010-08-25 | キヤノン株式会社 | 焦点検出装置 |
WO2006082893A1 (ja) * | 2005-02-07 | 2006-08-10 | Matsushita Electric Industrial Co., Ltd. | 波長多重光の空間送信装置及び空間送信方法 |
JP5016373B2 (ja) * | 2007-05-15 | 2012-09-05 | ペンタックスリコーイメージング株式会社 | 焦点検出装置の光学系 |
JP2009134024A (ja) * | 2007-11-29 | 2009-06-18 | Kyocera Corp | 撮像装置および情報コード読取装置 |
JP2021504171A (ja) | 2017-11-21 | 2021-02-15 | スリーエム イノベイティブ プロパティズ カンパニー | 被覆研磨ディスク並びにその製造方法及び使用方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1522162C3 (de) * | 1966-12-06 | 1975-08-21 | Ernst Leitz Gmbh, 6330 Wetzlar | Verfahren zur Entfernungseinstellung von photographischen Objektiven |
DE1272704B (de) * | 1967-07-07 | 1968-07-11 | Leitz Ernst Gmbh | Entfernungsmessanordnung mit grosser Messbasis fuer einaeugige Spiegelreflexkameras |
US4071297A (en) * | 1973-06-18 | 1978-01-31 | Ernst Leitz Gmbh | Method and apparatus for photoelectrically determining the position of at least one image focus plane |
CH594189A5 (en) * | 1975-12-22 | 1977-12-30 | Leitz Ernst Gmbh | Auto focus with spatial filtering - has pairwise interrogation of photoelectric diodes and concentrator for optical fluxes |
JPS5886506A (ja) * | 1981-11-18 | 1983-05-24 | Sony Corp | 自動焦点検出装置 |
JPS58142306A (ja) * | 1982-02-18 | 1983-08-24 | Canon Inc | 焦点検出方法 |
JPS59107313A (ja) * | 1982-12-11 | 1984-06-21 | Canon Inc | 焦点検出信号処理方法 |
JPS59107311A (ja) * | 1982-12-11 | 1984-06-21 | Canon Inc | 焦点検出信号処理方法 |
JPS59152423A (ja) * | 1983-02-18 | 1984-08-31 | Minolta Camera Co Ltd | 一眼レフレツクスカメラの測光装置 |
JPS59208514A (ja) * | 1983-05-12 | 1984-11-26 | Minolta Camera Co Ltd | カメラの自動焦点検出装置 |
JPS6068510U (ja) * | 1983-10-17 | 1985-05-15 | キヤノン株式会社 | 焦点検出装置 |
JPS60101513A (ja) * | 1983-11-08 | 1985-06-05 | Canon Inc | 焦点検出装置 |
JPS6068310A (ja) * | 1984-07-27 | 1985-04-18 | Nippon Kogaku Kk <Nikon> | 焦点検出が可能な一眼レフレツクスカメラの光学系 |
JPS6173119A (ja) * | 1984-09-19 | 1986-04-15 | Nippon Kogaku Kk <Nikon> | 焦点検出装置 |
JPH0777017B2 (ja) * | 1984-11-09 | 1995-08-16 | ティーディーケイ株式会社 | 磁気記録媒体の製造方法 |
US4916473A (en) * | 1985-08-14 | 1990-04-10 | Minolta Camera Kabushiki Kaisha | Focus detection apparatus |
JPS62210414A (ja) * | 1986-03-12 | 1987-09-16 | Minolta Camera Co Ltd | 焦点検出装置 |
JPH07107576B2 (ja) * | 1986-10-01 | 1995-11-15 | キヤノン株式会社 | 焦点検出装置 |
US4963912A (en) * | 1987-12-14 | 1990-10-16 | Canon Kabushiki Kaisha | Camera apparatus having means for setting the position of an optical grating at a desired location in the viewfinder |
JPH01187513A (ja) * | 1988-01-22 | 1989-07-26 | Olympus Optical Co Ltd | 合焦点検出光学系 |
US4982214A (en) * | 1988-05-07 | 1991-01-01 | Canon Kabushiki Kaisha | Focusing screen |
US5089835A (en) * | 1989-02-28 | 1992-02-18 | Canon Kabushiki Kaisha | Phase-type diffusing plate |
-
1990
- 1990-07-06 JP JP2178848A patent/JP2756351B2/ja not_active Expired - Fee Related
-
1991
- 1991-07-04 EP EP91111111A patent/EP0467161B1/de not_active Expired - Lifetime
- 1991-07-04 DE DE69122449T patent/DE69122449T2/de not_active Expired - Fee Related
-
1993
- 1993-11-15 US US08/151,779 patent/US5678097A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0467161A2 (de) | 1992-01-22 |
DE69122449T2 (de) | 1997-03-06 |
EP0467161B1 (de) | 1996-10-02 |
JP2756351B2 (ja) | 1998-05-25 |
US5678097A (en) | 1997-10-14 |
EP0467161A3 (en) | 1992-07-29 |
JPH0470615A (ja) | 1992-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |