NL6916715A - - Google Patents
Info
- Publication number
- NL6916715A NL6916715A NL6916715A NL6916715A NL6916715A NL 6916715 A NL6916715 A NL 6916715A NL 6916715 A NL6916715 A NL 6916715A NL 6916715 A NL6916715 A NL 6916715A NL 6916715 A NL6916715 A NL 6916715A
- Authority
- NL
- Netherlands
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
- G03B7/083—Analogue circuits for control of exposure time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
- Exposure Control For Cameras (AREA)
- Shutter-Related Mechanisms (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP43081430A JPS4831253B1 (en:Method) | 1968-11-06 | 1968-11-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL6916715A true NL6916715A (en:Method) | 1970-05-11 |
| NL168340B NL168340B (nl) | 1981-10-16 |
| NL168340C NL168340C (nl) | 1982-03-16 |
Family
ID=13746143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE6916715,A NL168340C (nl) | 1968-11-06 | 1969-11-05 | Automatische camera. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3721167A (en:Method) |
| JP (1) | JPS4831253B1 (en:Method) |
| DE (1) | DE1955688C3 (en:Method) |
| GB (2) | GB1297100A (en:Method) |
| NL (1) | NL168340C (en:Method) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1942287A1 (de) * | 1969-08-20 | 1971-03-04 | Agfa Gevaert Ag | Fotografische Kamera mit einer elektronischen Belichtungssteuereinrichtung |
| US3903529A (en) * | 1969-10-09 | 1975-09-02 | Canon Kk | Exposure value controlling apparatus |
| US3889277A (en) * | 1971-02-22 | 1975-06-10 | Canon Kk | Device for controlling exposure factors in cameras |
| JPS571813B1 (en:Method) * | 1971-05-31 | 1982-01-13 | ||
| JPS4928337A (en:Method) * | 1972-07-04 | 1974-03-13 | ||
| DE2255329C3 (de) * | 1972-11-11 | 1977-11-17 | Kodak Ag | Photographischer blendenverschluss |
| JPS539527B2 (en:Method) * | 1972-11-22 | 1978-04-06 | ||
| US4054887A (en) * | 1973-04-16 | 1977-10-18 | Ernest Leitz Gmbh | Exposure control device for photographic cameras |
| JPS598806B2 (ja) * | 1973-10-26 | 1984-02-27 | 株式会社リコー | カメラにおける自動露光調定回路の消費電流節減方式 |
| JPS5240134A (en) * | 1975-09-25 | 1977-03-28 | Fuji Photo Film Co Ltd | Shutter and diaphragm priority automatic exposure control camera |
| JPS5383737A (en) * | 1976-12-29 | 1978-07-24 | Olympus Optical Co Ltd | Single lens reflex camera |
-
1968
- 1968-11-06 JP JP43081430A patent/JPS4831253B1/ja active Pending
-
1969
- 1969-10-29 US US00872030A patent/US3721167A/en not_active Expired - Lifetime
- 1969-11-05 NL NLAANVRAGE6916715,A patent/NL168340C/xx not_active IP Right Cessation
- 1969-11-05 GB GB1297100D patent/GB1297100A/en not_active Expired
- 1969-11-05 GB GB1295642D patent/GB1295642A/en not_active Expired
- 1969-11-05 DE DE1955688A patent/DE1955688C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1297100A (en:Method) | 1972-11-22 |
| US3721167A (en) | 1973-03-20 |
| JPS4831253B1 (en:Method) | 1973-09-27 |
| NL168340C (nl) | 1982-03-16 |
| DE1955688C3 (de) | 1974-02-28 |
| NL168340B (nl) | 1981-10-16 |
| DE1955688A1 (de) | 1970-06-18 |
| GB1295642A (en:Method) | 1972-11-08 |
| DE1955688B2 (de) | 1973-08-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |