FR1557226A - - Google Patents
Info
- Publication number
- FR1557226A FR1557226A FR1557226DA FR1557226A FR 1557226 A FR1557226 A FR 1557226A FR 1557226D A FR1557226D A FR 1557226DA FR 1557226 A FR1557226 A FR 1557226A
- Authority
- FR
- France
- 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
- G03B7/083—Analogue circuits for control of exposure time
-
- 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
- G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP42014015A JPS4939418B1 (en) | 1967-03-07 | 1967-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1557226A true FR1557226A (en) | 1969-02-14 |
Family
ID=11849353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1557226D Expired FR1557226A (en) | 1967-03-07 | 1968-02-23 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4939418B1 (en) |
| DE (1) | DE1622213C3 (en) |
| FR (1) | FR1557226A (en) |
| GB (1) | GB1182053A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2047053A1 (en) * | 1969-06-23 | 1971-03-12 | Canon Kk |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5912135U (en) * | 1982-07-13 | 1984-01-25 | 不二交易株式会社 | Flash discharge emitter that responds to the brightness of the subject |
| JPS6260111A (en) * | 1985-09-10 | 1987-03-16 | Nec Corp | Magnetic head |
-
1967
- 1967-03-07 JP JP42014015A patent/JPS4939418B1/ja active Pending
-
1968
- 1968-02-09 DE DE1622213A patent/DE1622213C3/en not_active Expired
- 1968-02-23 FR FR1557226D patent/FR1557226A/fr not_active Expired
- 1968-03-07 GB GB01188/68A patent/GB1182053A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2047053A1 (en) * | 1969-06-23 | 1971-03-12 | Canon Kk |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1622213C3 (en) | 1975-05-28 |
| JPS4939418B1 (en) | 1974-10-25 |
| GB1182053A (en) | 1970-02-25 |
| DE1622213A1 (en) | 1970-10-29 |
| DE1622213B2 (en) | 1974-10-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |