FR1301891A - Perfectionnements apportés aux appareils photographiques - Google Patents
Perfectionnements apportés aux appareils photographiquesInfo
- Publication number
- FR1301891A FR1301891A FR867468A FR867468A FR1301891A FR 1301891 A FR1301891 A FR 1301891A FR 867468 A FR867468 A FR 867468A FR 867468 A FR867468 A FR 867468A FR 1301891 A FR1301891 A FR 1301891A
- Authority
- FR
- France
- Prior art keywords
- cameras
- 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
- G03B7/099—Arrangement of photoelectric elements in or on the camera
- G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
- G03B7/0997—Through the lens [TTL] measuring
- G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
- G03B7/09973—Through the lens [TTL] measuring in mirror-reflex cameras using the mirror as sensor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR867468A FR1301891A (fr) | 1961-07-10 | 1961-07-10 | Perfectionnements apportés aux appareils photographiques |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR867468A FR1301891A (fr) | 1961-07-10 | 1961-07-10 | Perfectionnements apportés aux appareils photographiques |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1301891A true FR1301891A (fr) | 1962-08-24 |
Family
ID=8758998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR867468A Expired FR1301891A (fr) | 1961-07-10 | 1961-07-10 | Perfectionnements apportés aux appareils photographiques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1301891A (fr) |
-
1961
- 1961-07-10 FR FR867468A patent/FR1301891A/fr not_active Expired
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