JPH0216341Y2 - - Google Patents
Info
- Publication number
- JPH0216341Y2 JPH0216341Y2 JP1983139451U JP13945183U JPH0216341Y2 JP H0216341 Y2 JPH0216341 Y2 JP H0216341Y2 JP 1983139451 U JP1983139451 U JP 1983139451U JP 13945183 U JP13945183 U JP 13945183U JP H0216341 Y2 JPH0216341 Y2 JP H0216341Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- photometry
- lens
- receiving surface
- receiving element
- 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
Links
- 238000005375 photometry Methods 0.000 claims description 36
- 238000003384 imaging method Methods 0.000 claims description 17
- 230000011514 reflex Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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
- G03B19/00—Cameras
- G03B19/02—Still-picture cameras
- G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
-
- 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
- G03B7/09979—Multi-zone light measuring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Viewfinders (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983139451U JPS6046528U (ja) | 1983-09-08 | 1983-09-08 | 一眼レフレックスカメラの測光装置 |
US06/648,704 US4544256A (en) | 1983-09-08 | 1984-09-07 | Single lens reflex camera with light measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983139451U JPS6046528U (ja) | 1983-09-08 | 1983-09-08 | 一眼レフレックスカメラの測光装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6046528U JPS6046528U (ja) | 1985-04-02 |
JPH0216341Y2 true JPH0216341Y2 (en]) | 1990-05-07 |
Family
ID=15245511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1983139451U Granted JPS6046528U (ja) | 1983-09-08 | 1983-09-08 | 一眼レフレックスカメラの測光装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4544256A (en]) |
JP (1) | JPS6046528U (en]) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5838504A (en) * | 1993-04-27 | 1998-11-17 | Asahi Kogaku Kogyo Kabushiki Kaisha | Prism and real image type view finder |
US5717966A (en) * | 1994-07-29 | 1998-02-10 | Minolta Co., Ltd. | Camera capable of metering light transmitting through a viewfinder |
US11918102B2 (en) | 2021-04-06 | 2024-03-05 | Goody Products, Inc. | Customizable hairbrush |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3450016A (en) * | 1966-05-07 | 1969-06-17 | Nippon Kogaku Kk | Photoelectric exposure meter for a camera |
JPS5492232A (en) * | 1977-12-28 | 1979-07-21 | Canon Inc | Camera |
-
1983
- 1983-09-08 JP JP1983139451U patent/JPS6046528U/ja active Granted
-
1984
- 1984-09-07 US US06/648,704 patent/US4544256A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6046528U (ja) | 1985-04-02 |
US4544256A (en) | 1985-10-01 |
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