FR2634032B1 - Appareil de mesure de luminosite a zones multiples - Google Patents
Appareil de mesure de luminosite a zones multiplesInfo
- Publication number
- FR2634032B1 FR2634032B1 FR8909253A FR8909253A FR2634032B1 FR 2634032 B1 FR2634032 B1 FR 2634032B1 FR 8909253 A FR8909253 A FR 8909253A FR 8909253 A FR8909253 A FR 8909253A FR 2634032 B1 FR2634032 B1 FR 2634032B1
- Authority
- FR
- France
- Prior art keywords
- measuring apparatus
- brightness measuring
- multiple area
- area brightness
- measuring
- 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
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/099—Arrangement of photoelectric elements in or on the camera
-
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
-
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
- G03B7/087—Analogue circuits for control of both exposure time and aperture
-
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/099—Arrangement of photoelectric elements in or on the camera
- G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
- G03B7/0997—Through the lens [TTL] measuring
- G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
- G03B7/09972—Through the lens [TTL] measuring in mirror-reflex cameras using the mirror as sensor light reflecting or transmitting member
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63170568A JPH06105334B2 (ja) | 1988-07-08 | 1988-07-08 | 分割測光装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2634032A1 FR2634032A1 (fr) | 1990-01-12 |
FR2634032B1 true FR2634032B1 (fr) | 1994-05-27 |
Family
ID=15907249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8909253A Expired - Fee Related FR2634032B1 (fr) | 1988-07-08 | 1989-07-10 | Appareil de mesure de luminosite a zones multiples |
Country Status (5)
Country | Link |
---|---|
US (1) | US5021818A (fr) |
JP (1) | JPH06105334B2 (fr) |
DE (1) | DE3922672C2 (fr) |
FR (1) | FR2634032B1 (fr) |
GB (1) | GB2221764B (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2899031B2 (ja) * | 1989-12-28 | 1999-06-02 | キヤノン株式会社 | 自動露出制御装置 |
JP2934712B2 (ja) * | 1990-02-19 | 1999-08-16 | 株式会社ニコン | カメラの逆光検出装置 |
US5515133A (en) * | 1990-05-07 | 1996-05-07 | Minolta Camera Kabushiki Kaisha | Flash apparatus |
JP3076625B2 (ja) * | 1991-04-09 | 2000-08-14 | 旭光学工業株式会社 | カメラの測距装置 |
DE4340729A1 (de) * | 1992-11-30 | 1994-06-01 | Asahi Optical Co Ltd | Kompaktkamera mit automatischen, brennweitenabhängigen Belichtungseinstellungen |
US5497229A (en) * | 1993-05-28 | 1996-03-05 | Asahi Kogaku Kogyo Kabushiki Kaisha | Photometering apparatus having a split light receiving device |
JPH07287161A (ja) * | 1994-04-15 | 1995-10-31 | Asahi Optical Co Ltd | 多点測距装置 |
US6097836A (en) * | 1996-07-22 | 2000-08-01 | Nec Corporation | Image processing system and its smoothing method for correcting color fog and backlight of a digital image |
US6081669A (en) * | 1996-11-15 | 2000-06-27 | Asahi Kogaku Kogyo Kabushiki Kaisha | Photometric operation system of camera |
JP3477382B2 (ja) | 1998-11-20 | 2003-12-10 | ペンタックス株式会社 | 一眼レフカメラ |
KR20010026698A (ko) * | 1999-09-08 | 2001-04-06 | 이중구 | 자동 카메라 시스템의 자동 역광 보정 장치 및 방법 |
JP4413395B2 (ja) | 2000-05-01 | 2010-02-10 | Hoya株式会社 | 測光装置 |
JP4576175B2 (ja) * | 2004-08-10 | 2010-11-04 | Hoya株式会社 | デジタルカメラ |
JP4522307B2 (ja) * | 2005-04-08 | 2010-08-11 | キヤノン株式会社 | 画像撮像装置、画像撮像方法 |
US20080255840A1 (en) * | 2007-04-16 | 2008-10-16 | Microsoft Corporation | Video Nametags |
US8526632B2 (en) * | 2007-06-28 | 2013-09-03 | Microsoft Corporation | Microphone array for a camera speakerphone |
US8330787B2 (en) | 2007-06-29 | 2012-12-11 | Microsoft Corporation | Capture device movement compensation for speaker indexing |
US8165416B2 (en) * | 2007-06-29 | 2012-04-24 | Microsoft Corporation | Automatic gain and exposure control using region of interest detection |
US9560244B2 (en) * | 2012-06-21 | 2017-01-31 | Sony Corporation | Image pickup device and image display method |
US10951859B2 (en) | 2018-05-30 | 2021-03-16 | Microsoft Technology Licensing, Llc | Videoconferencing device and method |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3394078A (en) * | 1966-01-20 | 1968-07-23 | Shell Oil Co | Process for removing organic iodides from hydrocarbons |
JPS5651728A (en) * | 1979-10-03 | 1981-05-09 | Fuji Photo Film Co Ltd | Exposure control method |
JPS5652732A (en) * | 1979-10-05 | 1981-05-12 | Fuji Photo Film Co Ltd | Exposure control method |
US4306787A (en) * | 1979-11-22 | 1981-12-22 | Nippon Kogaku K.K. | Exposure control apparatus for camera provided with multi metering device |
US4456354A (en) * | 1980-01-11 | 1984-06-26 | Olympus Optical Co., Ltd. | Exposure controller for a camera |
JPS56104323A (en) * | 1980-01-23 | 1981-08-20 | Minolta Camera Co Ltd | Ttl photometric device of automatic exposure controlling single-lens reflex camera |
JPS56155820A (en) * | 1980-05-02 | 1981-12-02 | Fuji Photo Film Co Ltd | Photometric arithmetic system |
US4391500A (en) * | 1980-11-25 | 1983-07-05 | Canon Kabushiki Kaisha | Camera with exposure measuring system |
US4423936A (en) * | 1982-07-26 | 1984-01-03 | Polaroid Corporation | Photographic exposure control system and method |
FR2532072B1 (fr) * | 1982-08-21 | 1987-06-26 | Olympus Optical Co | Appareil photographique a commande de photometrie |
JPS5946634A (ja) * | 1982-09-09 | 1984-03-16 | Minolta Camera Co Ltd | 交換レンズのデ−タ出力装置 |
JPS59157621A (ja) * | 1983-02-28 | 1984-09-07 | Asahi Optical Co Ltd | マルチモ−ドカメラにおける露出制御方式及び絞値,シヤツタ−速度表示方式 |
JPS6010217A (ja) * | 1983-06-29 | 1985-01-19 | Minolta Camera Co Ltd | 焦点調整装置 |
US4821074A (en) * | 1985-09-09 | 1989-04-11 | Minolta Camera Kabushiki Kaisha | Exposure control device for a camera |
JPS6262230A (ja) * | 1985-09-13 | 1987-03-18 | Minolta Camera Co Ltd | 複数の光情報を同時に測光する測光装置に於けるa/d変換装置 |
JPS6262228A (ja) * | 1985-09-13 | 1987-03-18 | Minolta Camera Co Ltd | 多分割測光装置 |
JPS6262231A (ja) * | 1985-09-13 | 1987-03-18 | Minolta Camera Co Ltd | 多点測光装置 |
JPS6262229A (ja) * | 1985-09-13 | 1987-03-18 | Minolta Camera Co Ltd | 多分割測光装置を有するカメラ |
JPH0740109B2 (ja) * | 1986-03-03 | 1995-05-01 | キヤノン株式会社 | カメラ |
JP2537143B2 (ja) * | 1986-03-03 | 1996-09-25 | キヤノン株式会社 | カメラ |
JPH0740110B2 (ja) * | 1986-03-03 | 1995-05-01 | キヤノン株式会社 | カメラ |
JPS637330A (ja) * | 1986-06-28 | 1988-01-13 | Nippon Steel Corp | 細粒フエライトを有する熱延鋼材の製造方法 |
JPS637331A (ja) * | 1986-06-28 | 1988-01-13 | Nippon Steel Corp | 非調質高張力鋼板の製造方法 |
JP2684551B2 (ja) * | 1986-11-25 | 1997-12-03 | キヤノン株式会社 | カメラシステム、カメラ本体及び交換レンズ |
JPS63271239A (ja) * | 1986-12-05 | 1988-11-09 | Asahi Optical Co Ltd | レンズ交換式カメラ露出制御装置 |
US4809031A (en) * | 1986-12-11 | 1989-02-28 | Ricoh Company, Ltd. | Photometer for use in a camera |
JPH01267621A (ja) * | 1988-04-20 | 1989-10-25 | Minolta Camera Co Ltd | カメラのスポット測光装置 |
-
1988
- 1988-07-08 JP JP63170568A patent/JPH06105334B2/ja not_active Expired - Fee Related
-
1989
- 1989-07-07 US US07/376,623 patent/US5021818A/en not_active Expired - Lifetime
- 1989-07-07 GB GB8915623A patent/GB2221764B/en not_active Expired - Lifetime
- 1989-07-10 DE DE3922672A patent/DE3922672C2/de not_active Expired - Fee Related
- 1989-07-10 FR FR8909253A patent/FR2634032B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5021818A (en) | 1991-06-04 |
DE3922672C2 (de) | 1998-10-15 |
GB8915623D0 (en) | 1989-08-23 |
FR2634032A1 (fr) | 1990-01-12 |
DE3922672A1 (de) | 1990-01-11 |
JPH0220839A (ja) | 1990-01-24 |
GB2221764B (en) | 1992-11-25 |
GB2221764A (en) | 1990-02-14 |
JPH06105334B2 (ja) | 1994-12-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2634032B1 (fr) | Appareil de mesure de luminosite a zones multiples | |
DE68928334T2 (de) | Anzeigevorrichtung | |
KR900010625A (ko) | 표시 장치 | |
FI104217B (fi) | Mittauslaite | |
FR2554229B1 (fr) | Appareil de pesage a jauges de contrainte | |
FR2630233B1 (fr) | Appareil peripherique de sortie | |
EP0332781A3 (en) | Optical measuring device | |
GB2230089B (en) | Light waveform measuring device | |
GB2220263B (en) | Optical waveform measuring device | |
ATA284789A (de) | Anzeigeeinrichtung | |
IT9020624A0 (it) | dispositivo per misurare | |
FR2626697B1 (fr) | Appareil de sortie | |
FR2630841B1 (fr) | Appareil peripherique de sortie | |
GB2224832B (en) | Light waveform measuring apparatus | |
FR2637369B1 (fr) | Appareil de mesure de temperature de couleur | |
FR2627366B1 (fr) | Appareil a etageres rotatif | |
FR2623903B1 (fr) | Appareil de pesee a simple chassis | |
GB2229599B (en) | Light scattering measuring apparatus | |
FR2644577B1 (fr) | Dispositif de mesure | |
FR2596883B1 (fr) | Appareil horaire a affichage analogique | |
DE68929440D1 (de) | Farbanzeigegerät | |
GB2224352B (en) | Light waveform measuring apparatus | |
FR2632414B1 (fr) | Appareil de mesure ferromagnetique | |
FR2631127B1 (fr) | Appareil de mesure ferromagnetique | |
FR2627351B1 (fr) | Appareil de petrissage |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20080331 |