DE2142852A1 - Photographische Kamera - Google Patents
Photographische KameraInfo
- Publication number
- DE2142852A1 DE2142852A1 DE19712142852 DE2142852A DE2142852A1 DE 2142852 A1 DE2142852 A1 DE 2142852A1 DE 19712142852 DE19712142852 DE 19712142852 DE 2142852 A DE2142852 A DE 2142852A DE 2142852 A1 DE2142852 A1 DE 2142852A1
- Authority
- DE
- Germany
- Prior art keywords
- exposure
- shutter
- camera
- aperture
- camera according
- 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
- 239000000463 material Substances 0.000 claims description 2
- 229940057466 vexa Drugs 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 241000446313 Lamella Species 0.000 description 2
- 235000013405 beer Nutrition 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Diaphragms For Cameras (AREA)
- Shutters For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6733270A | 1970-08-27 | 1970-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2142852A1 true DE2142852A1 (de) | 1972-03-02 |
Family
ID=22075301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712142852 Pending DE2142852A1 (de) | 1970-08-27 | 1971-08-26 | Photographische Kamera |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3636840A (enExample) |
| CA (1) | CA965282A (enExample) |
| DE (1) | DE2142852A1 (enExample) |
| FR (1) | FR2106054A5 (enExample) |
| GB (1) | GB1362831A (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5613930B2 (enExample) * | 1972-07-18 | 1981-04-01 | ||
| JPS562688B2 (enExample) * | 1972-10-07 | 1981-01-21 | ||
| US4001844A (en) * | 1974-08-12 | 1977-01-04 | Mcclintock Richard D | Exposure control system |
| JPS51124924A (en) * | 1975-04-24 | 1976-10-30 | Fuji Photo Optical Co Ltd | Film windup mechanism for the generator built-in camera |
| US4059836A (en) * | 1976-04-05 | 1977-11-22 | Eastman Kodak Company | Exposure control mechanism |
| US4190336A (en) * | 1977-07-29 | 1980-02-26 | Eastman Kodak Company | Piezoelectric power supply for cameras |
| US4198140A (en) * | 1977-07-18 | 1980-04-15 | Eastman Kodak Company | Piezoelectric camera shutter |
| US4119979A (en) * | 1977-07-18 | 1978-10-10 | Eastman Kodak Company | Timed piezoelectric shutter control for cameras |
| JPS5438115A (en) * | 1977-08-31 | 1979-03-22 | Canon Inc | Control system for energizing dynamo built-in camera |
| US5949472A (en) * | 1996-12-10 | 1999-09-07 | Intel Corporation | Method and apparatus for tuning channels for CATV and television applications |
-
1970
- 1970-08-27 US US67332A patent/US3636840A/en not_active Expired - Lifetime
-
1971
- 1971-07-15 CA CA118,314A patent/CA965282A/en not_active Expired
- 1971-08-26 GB GB4011371A patent/GB1362831A/en not_active Expired
- 1971-08-26 DE DE19712142852 patent/DE2142852A1/de active Pending
- 1971-08-26 FR FR7130922A patent/FR2106054A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2106054A5 (enExample) | 1972-04-28 |
| GB1362831A (en) | 1974-08-07 |
| US3636840A (en) | 1972-01-25 |
| CA965282A (en) | 1975-04-01 |
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