FR1405042A - Posemètre photoélectrique - Google Patents
Posemètre photoélectriqueInfo
- Publication number
- FR1405042A FR1405042A FR986013A FR986013A FR1405042A FR 1405042 A FR1405042 A FR 1405042A FR 986013 A FR986013 A FR 986013A FR 986013 A FR986013 A FR 986013A FR 1405042 A FR1405042 A FR 1405042A
- Authority
- FR
- France
- Prior art keywords
- light meter
- photoelectric light
- photoelectric
- meter
- light
- 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
- G03B7/09908—Arrangement of photoelectric elements in or on the camera on the camera or in the objective
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US305427A US3291996A (en) | 1963-08-29 | 1963-08-29 | Camera photocell with movable lens for maintaining a relatively constant vertical field angle as the camera is rotated |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1405042A true FR1405042A (fr) | 1965-07-02 |
Family
ID=23180734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR986013A Expired FR1405042A (fr) | 1963-08-29 | 1964-08-24 | Posemètre photoélectrique |
Country Status (3)
Country | Link |
---|---|
US (1) | US3291996A (fr) |
DE (1) | DE1228821B (fr) |
FR (1) | FR1405042A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3514179A (en) * | 1966-09-12 | 1970-05-26 | Bell & Howell Co | Stabilized optical system and method of stabilizing images |
US3432218A (en) * | 1966-09-30 | 1969-03-11 | Goodyear Aerospace Corp | High speed mechanical variable amplitude nutating mechanism |
US4185903A (en) * | 1977-12-21 | 1980-01-29 | Polaroid Corporation | Camera having spatially stabilized photocell |
US4173400A (en) * | 1978-02-02 | 1979-11-06 | Polaroid Corporation | Photographic camera apparatus |
US4238150A (en) * | 1979-01-04 | 1980-12-09 | Rollei Of America, Inc. | Rotatable electronic flash device with automatic light sensor tracking |
US4719487A (en) * | 1986-10-20 | 1988-01-12 | Polaroid Corporation | Camera having tiltable photocell lens assembly |
TWI262643B (en) * | 2001-12-31 | 2006-09-21 | Delta Electronics Inc | Shifting mechanism |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2076482A (en) * | 1932-11-10 | 1937-04-06 | Riszdorfer Odon | Photographic apparatus |
US3023684A (en) * | 1958-12-05 | 1962-03-06 | Eastman Kodak Co | Camera with pendular photocell |
-
1963
- 1963-08-29 US US305427A patent/US3291996A/en not_active Expired - Lifetime
-
1964
- 1964-07-31 DE DEK53624A patent/DE1228821B/de active Pending
- 1964-08-24 FR FR986013A patent/FR1405042A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1228821B (de) | 1966-11-17 |
US3291996A (en) | 1966-12-13 |
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