NL6807995A - - Google Patents
Info
- Publication number
- NL6807995A NL6807995A NL6807995A NL6807995A NL6807995A NL 6807995 A NL6807995 A NL 6807995A NL 6807995 A NL6807995 A NL 6807995A NL 6807995 A NL6807995 A NL 6807995A NL 6807995 A NL6807995 A NL 6807995A
- 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
-
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/58—Means for varying duration of "open" period of shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB93246A DE1296507B (de) | 1967-06-29 | 1967-06-29 | Belichtungssteuerschaltung fuer einen fotografischen Verschluss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6807995A true NL6807995A (de) | 1968-12-30 |
Family
ID=6986842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6807995A NL6807995A (de) | 1967-06-29 | 1968-06-07 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3557677A (de) |
| AT (1) | AT287483B (de) |
| CH (1) | CH463269A (de) |
| DE (1) | DE1296507B (de) |
| FR (1) | FR1571178A (de) |
| GB (1) | GB1194143A (de) |
| NL (1) | NL6807995A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3846812A (en) * | 1973-12-20 | 1974-11-05 | Polaroid Corp | Automatic electronic flash camera |
| US3886571A (en) * | 1974-03-05 | 1975-05-27 | Asahi Optical Co Ltd | Electric shutter controls for cameras |
| US4181417A (en) * | 1977-03-16 | 1980-01-01 | Canon Kabushiki Kaisha | Shutter operation control device for a photographic camera |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1865789U (de) * | 1961-01-03 | 1963-01-17 | Elbe Kamera Gmbh | Elektromagnetisher ausloeser fuer photographische und kinematographische kameras. |
| DE1159261B (de) * | 1962-03-14 | 1963-12-12 | Compur Werk Gmbh & Co | Schaltanordnung fuer photographische Verschluesse |
| US3449639A (en) * | 1966-12-30 | 1969-06-10 | Ibm | Actuator driver circuit |
-
1967
- 1967-06-29 DE DEB93246A patent/DE1296507B/de active Pending
-
1968
- 1968-05-06 CH CH671668A patent/CH463269A/de unknown
- 1968-05-06 AT AT431668A patent/AT287483B/de active
- 1968-05-21 GB GB24241/68A patent/GB1194143A/en not_active Expired
- 1968-05-22 US US731010A patent/US3557677A/en not_active Expired - Lifetime
- 1968-06-07 NL NL6807995A patent/NL6807995A/xx unknown
- 1968-06-28 FR FR1571178D patent/FR1571178A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT287483B (de) | 1971-01-25 |
| DE1296507B (de) | 1969-05-29 |
| GB1194143A (en) | 1970-06-10 |
| CH463269A (de) | 1968-09-30 |
| FR1571178A (de) | 1969-06-13 |
| US3557677A (en) | 1971-01-26 |