DD103968A1 - - Google Patents
Info
- Publication number
- DD103968A1 DD103968A1 DD170080A DD17008073A DD103968A1 DD 103968 A1 DD103968 A1 DD 103968A1 DD 170080 A DD170080 A DD 170080A DD 17008073 A DD17008073 A DD 17008073A DD 103968 A1 DD103968 A1 DD 103968A1
- Authority
- DD
- German Democratic Republic
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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
- G03B9/07—Diaphragms with means for presetting the diaphragm
-
- 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
- G03B7/18—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with light-reducing "factor" of filter or other obturator used with or on the lens of the camera
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Eyeglasses (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD170080A DD103968A1 (en, 2012) | 1973-04-11 | 1973-04-11 | |
| GB307874A GB1438463A (en) | 1973-04-11 | 1974-01-23 | Photographic camera |
| US00445483A US3849785A (en) | 1973-04-11 | 1974-02-25 | Photographic camera with preselectable diaphragm aperture |
| DE19742414085 DE2414085C3 (de) | 1973-04-11 | 1974-03-23 | Photographisches Objektiv mit einer Vorwahlblende und elektrischer Nachbildung der Blendenwerte |
| AT271874A AT328292B (de) | 1973-04-11 | 1974-04-02 | Photographisches objektiv mit einer vorwahlblende und elektrischer nachbildung der blendenwerte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD170080A DD103968A1 (en, 2012) | 1973-04-11 | 1973-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD103968A1 true DD103968A1 (en, 2012) | 1974-02-12 |
Family
ID=5490795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD170080A DD103968A1 (en, 2012) | 1973-04-11 | 1973-04-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3849785A (en, 2012) |
| AT (1) | AT328292B (en, 2012) |
| DD (1) | DD103968A1 (en, 2012) |
| GB (1) | GB1438463A (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982257A (en) * | 1974-08-19 | 1976-09-21 | Fuji Photo Optical Co., Ltd. | Means for enabling stopped-down measurement in exposure control camera employing full-aperture measuring system |
| JPS57151920A (en) | 1981-03-16 | 1982-09-20 | Konishiroku Photo Ind Co Ltd | Controller of interchangeable lens camera |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3498193A (en) * | 1966-05-28 | 1970-03-03 | Nippon Kogaku Kk | Exposure meter for measuring the illumination of image area |
| JPS5232253B1 (en, 2012) * | 1968-03-25 | 1977-08-20 | ||
| US3603234A (en) * | 1969-02-13 | 1971-09-07 | Pentacon Dresden Veb | Single-lens reflex camera with exposure meter |
| US3628439A (en) * | 1969-11-11 | 1971-12-21 | Fuji Photo Optical Co Ltd | Photographic camera |
| JPS5119781B2 (en, 2012) * | 1971-09-09 | 1976-06-19 |
-
1973
- 1973-04-11 DD DD170080A patent/DD103968A1/xx unknown
-
1974
- 1974-01-23 GB GB307874A patent/GB1438463A/en not_active Expired
- 1974-02-25 US US00445483A patent/US3849785A/en not_active Expired - Lifetime
- 1974-04-02 AT AT271874A patent/AT328292B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2414085B2 (de) | 1976-07-08 |
| DE2414085A1 (de) | 1974-10-31 |
| AT328292B (de) | 1976-03-10 |
| ATA271874A (de) | 1975-05-15 |
| GB1438463A (en) | 1976-06-09 |
| US3849785A (en) | 1974-11-19 |