FR819335A - Camera with automatic adjustment of the luminous flux - Google Patents
Camera with automatic adjustment of the luminous fluxInfo
- Publication number
- FR819335A FR819335A FR819335DA FR819335A FR 819335 A FR819335 A FR 819335A FR 819335D A FR819335D A FR 819335DA FR 819335 A FR819335 A FR 819335A
- Authority
- FR
- France
- Prior art keywords
- camera
- luminous flux
- automatic adjustment
- adjustment
- automatic
- Prior art date
- 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
- G03B7/12—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 a hand-actuated member moved from one position to another providing the energy to move the setting member, e.g. depression of shutter release button causes a stepped feeler to co-operate with the pointer of the light-sensitive device to set the diaphragm and thereafter release the shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE819335X | 1936-04-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR819335A true FR819335A (en) | 1937-10-14 |
Family
ID=1553533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR819335D Expired FR819335A (en) | 1936-04-20 | 1937-03-17 | Camera with automatic adjustment of the luminous flux |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR819335A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE746436C (en) * | 1938-07-15 | 1944-08-05 | Zeiss Ikon Ag | Photographic or cinematographic camera with coupled photoelectric light meter |
DE861357C (en) * | 1938-03-20 | 1952-12-29 | Friedrich Wilhelm Deckel Dipl | Photo recording device with electric light meter |
-
1937
- 1937-03-17 FR FR819335D patent/FR819335A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE861357C (en) * | 1938-03-20 | 1952-12-29 | Friedrich Wilhelm Deckel Dipl | Photo recording device with electric light meter |
DE746436C (en) * | 1938-07-15 | 1944-08-05 | Zeiss Ikon Ag | Photographic or cinematographic camera with coupled photoelectric light meter |
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