CA965284A - Indicating apparatus for exposure control apparatus - Google Patents
Indicating apparatus for exposure control apparatusInfo
- Publication number
- CA965284A CA965284A CA119,887A CA119887A CA965284A CA 965284 A CA965284 A CA 965284A CA 119887 A CA119887 A CA 119887A CA 965284 A CA965284 A CA 965284A
- Authority
- CA
- Canada
- Prior art keywords
- exposure control
- indicating
- control apparatus
- indicating apparatus
- exposure
- 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
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
- G03B7/085—Analogue circuits for control of aperture
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7098170A | 1970-09-10 | 1970-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA965284A true CA965284A (en) | 1975-04-01 |
Family
ID=22098533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA119,887A Expired CA965284A (en) | 1970-09-10 | 1971-08-05 | Indicating apparatus for exposure control apparatus |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3664244A (ref) |
| CA (1) | CA965284A (ref) |
| DE (1) | DE2145382A1 (ref) |
| FR (1) | FR2107397A5 (ref) |
| GB (1) | GB1366360A (ref) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5175443A (en) * | 1974-12-25 | 1976-06-30 | Bell & Howell Japan | Roshutsubusokuhyoji oyobi fueedojokyohyojisochi |
| IT201800004051A1 (it) * | 2018-03-28 | 2019-09-28 | St Microelectronics Srl | Dispositivo di tipo near field communication e corrispondente procedimento di fabbricazione |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1237429B (de) * | 1964-05-23 | 1967-03-23 | Prontor Werk Gauthier Gmbh | Elektronisch arbeitende Belichtungsautomatik fuer photographische Kameras |
| US3397629A (en) * | 1964-06-20 | 1968-08-20 | Citizen Watch Co Ltd | Photographic light control means |
| US3452656A (en) * | 1964-10-31 | 1969-07-01 | Zeiss Ikon Ag | Photometer with photoelectric transformer |
| CH438922A (de) * | 1965-03-19 | 1967-06-30 | Prontor Werk Gauthier Gmbh | Photographische Kamera mit beleuchtungsabhängig steuerbarer Zeitbildungseinrichtung |
| DE1472737A1 (de) * | 1965-12-09 | 1969-02-13 | Zeiss Ikon Ag | Kamera mit elektronischem Verschluss und einem an die Kamera anschliessbaren Fernregler |
| DE1597352A1 (de) * | 1967-05-29 | 1970-04-23 | Prontor Werk Gauthier Gmbh | Photographische Kamera mit beleuchtungsabhaengig gesteuerter elektronischer Zeitbildungseinrichtung |
-
1970
- 1970-09-10 US US70981A patent/US3664244A/en not_active Expired - Lifetime
-
1971
- 1971-08-05 CA CA119,887A patent/CA965284A/en not_active Expired
- 1971-09-08 FR FR7132367A patent/FR2107397A5/fr not_active Expired
- 1971-09-09 GB GB4213571A patent/GB1366360A/en not_active Expired
- 1971-09-10 DE DE19712145382 patent/DE2145382A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2145382A1 (de) | 1972-03-16 |
| FR2107397A5 (ref) | 1972-05-05 |
| US3664244A (en) | 1972-05-23 |
| GB1366360A (en) | 1974-09-11 |
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