JPS56102838A - Photometric system - Google Patents
Photometric systemInfo
- Publication number
- JPS56102838A JPS56102838A JP544780A JP544780A JPS56102838A JP S56102838 A JPS56102838 A JP S56102838A JP 544780 A JP544780 A JP 544780A JP 544780 A JP544780 A JP 544780A JP S56102838 A JPS56102838 A JP S56102838A
- Authority
- JP
- Japan
- Prior art keywords
- object distances
- contact
- information
- code signal
- shutter
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP544780A JPS56102838A (en) | 1980-01-21 | 1980-01-21 | Photometric system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP544780A JPS56102838A (en) | 1980-01-21 | 1980-01-21 | Photometric system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56102838A true JPS56102838A (en) | 1981-08-17 |
Family
ID=11611455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP544780A Pending JPS56102838A (en) | 1980-01-21 | 1980-01-21 | Photometric system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56102838A (ja) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6026937A (ja) * | 1983-07-26 | 1985-02-09 | Nippon Kogaku Kk <Nikon> | カメラの測光装置 |
JPS6032032A (ja) * | 1983-08-02 | 1985-02-19 | Nippon Kogaku Kk <Nikon> | カメラ |
JPS61124925A (ja) * | 1984-11-22 | 1986-06-12 | Canon Inc | 自動露出補正装置 |
JPS638521A (ja) * | 1986-06-30 | 1988-01-14 | Canon Inc | 測光装置 |
JPS6432129A (en) * | 1987-07-28 | 1989-02-02 | Canon Kk | Photometry device for camera capable of trimming photography |
JPH01154133A (ja) * | 1987-12-11 | 1989-06-16 | Nikon Corp | 3次元マルチパターン測光装置 |
US4855780A (en) * | 1987-05-22 | 1989-08-08 | Canon Kabushiki Kaisha | Photometric device for pseudo format camera |
US4977423A (en) * | 1988-02-08 | 1990-12-11 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5146258A (en) * | 1990-12-24 | 1992-09-08 | Eastman Kodak Company | Multiple photodiode array for light metering |
US5162835A (en) * | 1988-02-08 | 1992-11-10 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5214465A (en) * | 1988-02-08 | 1993-05-25 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4910029A (ja) * | 1972-05-22 | 1974-01-29 | ||
JPS5025220A (ja) * | 1973-06-20 | 1975-03-17 | ||
JPS50129221A (ja) * | 1974-04-01 | 1975-10-13 |
-
1980
- 1980-01-21 JP JP544780A patent/JPS56102838A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4910029A (ja) * | 1972-05-22 | 1974-01-29 | ||
JPS5025220A (ja) * | 1973-06-20 | 1975-03-17 | ||
JPS50129221A (ja) * | 1974-04-01 | 1975-10-13 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6026937A (ja) * | 1983-07-26 | 1985-02-09 | Nippon Kogaku Kk <Nikon> | カメラの測光装置 |
JPS6032032A (ja) * | 1983-08-02 | 1985-02-19 | Nippon Kogaku Kk <Nikon> | カメラ |
JPS61124925A (ja) * | 1984-11-22 | 1986-06-12 | Canon Inc | 自動露出補正装置 |
JPS638521A (ja) * | 1986-06-30 | 1988-01-14 | Canon Inc | 測光装置 |
US4855780A (en) * | 1987-05-22 | 1989-08-08 | Canon Kabushiki Kaisha | Photometric device for pseudo format camera |
JPS6432129A (en) * | 1987-07-28 | 1989-02-02 | Canon Kk | Photometry device for camera capable of trimming photography |
JPH01154133A (ja) * | 1987-12-11 | 1989-06-16 | Nikon Corp | 3次元マルチパターン測光装置 |
US4977423A (en) * | 1988-02-08 | 1990-12-11 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5097281A (en) * | 1988-02-08 | 1992-03-17 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5142317A (en) * | 1988-02-08 | 1992-08-25 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5162835A (en) * | 1988-02-08 | 1992-11-10 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5214465A (en) * | 1988-02-08 | 1993-05-25 | Minolta Camera Kabushiki Kaisha | Exposure calculating apparatus |
US5146258A (en) * | 1990-12-24 | 1992-09-08 | Eastman Kodak Company | Multiple photodiode array for light metering |
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