CH562455A5 - - Google Patents
Info
- Publication number
- CH562455A5 CH562455A5 CH348673A CH348673A CH562455A5 CH 562455 A5 CH562455 A5 CH 562455A5 CH 348673 A CH348673 A CH 348673A CH 348673 A CH348673 A CH 348673A CH 562455 A5 CH562455 A5 CH 562455A5
- Authority
- CH
- Switzerland
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)
- Diaphragms For Cameras (AREA)
- Control Of Stepping Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722214725 DE2214725C3 (de) | 1972-03-25 | Fotografische oder kinematografische Kamera mit einer Blendenregelvorrlchtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH562455A5 true CH562455A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-30 |
Family
ID=5840210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH348673A CH562455A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-03-25 | 1973-03-09 |
Country Status (8)
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104656A (en) * | 1973-05-05 | 1978-08-01 | Rollei-Werke Franke & Heidecke | Control means for a diaphragm of a single lens reflex camera |
| US3903528A (en) * | 1973-05-22 | 1975-09-02 | Polaroid Corp | Exposure control system for photographic apparatus |
| US3882522A (en) * | 1973-05-22 | 1975-05-06 | Polaroid Corp | Non-cocking springless shutter developing two parameter exposure regulation |
| GB1476144A (en) * | 1973-11-05 | 1977-06-10 | West Electric Co | Programmed shutters |
| US3945025A (en) * | 1973-11-12 | 1976-03-16 | Polaroid Corporation | Exposure control system |
| DE2362506B2 (de) * | 1973-12-15 | 1976-06-24 | Agfa-Gevaert Ag, 5090 Leverkusen | Kinematografische kamera |
| JPS50115822A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-02-22 | 1975-09-10 | ||
| US3969735A (en) * | 1974-03-11 | 1976-07-13 | Asahi Kogaku Kogyo Kabushiki Kaisha | Camera with automatic exposure-determining structure |
| JPS5321857B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-04-18 | 1978-07-05 | ||
| JPS50138829A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-04-23 | 1975-11-06 | ||
| US4057810A (en) * | 1974-08-20 | 1977-11-08 | West Electric Co., Ltd. | Exposure control system |
| JPS5146939A (en) * | 1974-10-18 | 1976-04-22 | West Electric Co | Roshutsuseigyosochi |
| JPS5847688B2 (ja) * | 1974-10-18 | 1983-10-24 | ウエストデンキ カブシキガイシヤ | 露出制御装置 |
| US3987462A (en) * | 1974-10-26 | 1976-10-19 | Agfa-Gevaert, A.G. | Equipment for minimizing the power loss in a step motor in a camera |
| US4192588A (en) * | 1974-11-09 | 1980-03-11 | Agfa-Gevaert, A.G. | Control system for controlling the diaphragm in a photographic camera |
| AT348335B (de) * | 1974-11-09 | 1979-02-12 | Agfa Gevaert Ag | Regelvorrichtung fuer fotografische geraete |
| US3950766A (en) * | 1974-11-22 | 1976-04-13 | Polaroid Corporation | Exposure control system employing blade sensing follow focus arrangement |
| DE2460675C3 (de) * | 1974-12-20 | 1981-06-11 | Agfa-Gevaert Ag, 5090 Leverkusen | Kinematografische Kamera |
| US4058819A (en) * | 1974-12-30 | 1977-11-15 | Agfa-Gevaert, A.G. | Analog/digital control arrangement for photographic apparatus |
| JPS5643629A (en) * | 1979-09-18 | 1981-04-22 | Olympus Optical Co Ltd | Diaphragm control unit |
| JPH0786630B2 (ja) * | 1986-12-26 | 1995-09-20 | 富士写真フイルム株式会社 | 電子スチルカメラの絞り駆動制御方法 |
| JPH02239782A (ja) * | 1989-03-14 | 1990-09-21 | Canon Electron Inc | 光量制御装置 |
| JP3434595B2 (ja) * | 1994-11-12 | 2003-08-11 | 株式会社リコー | 測距装置 |
| AR102942A1 (es) | 2014-12-11 | 2017-04-05 | Bayer Cropscience Ag | Derivados de arilsulfuro y arilsulfóxido de cinco miembros c-n-conectados, como plaguicidas |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3143054A (en) * | 1960-06-18 | 1964-08-04 | Zeiss Ikon Ag | Device for adjusting light measuring instruments, particularly for photographic cameras with automatic diaphragm adjustment |
| FR1275487A (fr) * | 1960-09-29 | 1961-11-10 | Asservisseur de lumière pour lunettes d'astronomie, objectifs photographiques et cinématographiques | |
| US3426662A (en) * | 1966-06-30 | 1969-02-11 | Texas Instruments Inc | Movie camera iris control device |
| US3628110A (en) * | 1969-09-26 | 1971-12-14 | Sperry Rand Corp | Braking circuit for brushless dc motor |
| US3709137A (en) * | 1970-04-09 | 1973-01-09 | Prontor Werk Gauthier Gmbh | Automatic shutter controlling device particularly for photographic and moving picture apparatus |
-
1972
- 1972-12-19 AT AT1083172A patent/AT325944B/de not_active IP Right Cessation
-
1973
- 1973-03-09 CH CH348673A patent/CH562455A5/xx not_active IP Right Cessation
- 1973-03-23 GB GB1420273A patent/GB1407547A/en not_active Expired
- 1973-03-23 FR FR7310520A patent/FR2178626A5/fr not_active Expired
- 1973-03-23 US US00344369A patent/US3813680A/en not_active Expired - Lifetime
- 1973-03-23 IT IT48984/73A patent/IT979976B/it active
- 1973-03-26 JP JP3445173A patent/JPS5315373B2/ja not_active Expired
-
1976
- 1976-07-15 HK HK445/76*UA patent/HK44576A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2214725B2 (de) | 1975-09-25 |
| IT979976B (it) | 1974-09-30 |
| JPS5315373B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-05-24 |
| JPS4916426A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-02-13 |
| ATA1083172A (de) | 1975-01-15 |
| US3813680A (en) | 1974-05-28 |
| DE2214725A1 (de) | 1973-09-27 |
| HK44576A (en) | 1976-07-23 |
| GB1407547A (en) | 1975-09-24 |
| AT325944B (de) | 1975-11-10 |
| FR2178626A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |