DE1930780B2 - Fotografische kamera mit lichtmessung durch das objektiv - Google Patents
Fotografische kamera mit lichtmessung durch das objektivInfo
- Publication number
- DE1930780B2 DE1930780B2 DE19691930780 DE1930780A DE1930780B2 DE 1930780 B2 DE1930780 B2 DE 1930780B2 DE 19691930780 DE19691930780 DE 19691930780 DE 1930780 A DE1930780 A DE 1930780A DE 1930780 B2 DE1930780 B2 DE 1930780B2
- Authority
- DE
- Germany
- Prior art keywords
- lens
- light measurement
- photographic camera
- photographic
- camera
- 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.)
- Granted
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4303868 | 1968-06-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE1930780A1 DE1930780A1 (de) | 1970-01-08 |
DE1930780B2 true DE1930780B2 (de) | 1973-07-05 |
DE1930780C3 DE1930780C3 (de) | 1980-06-12 |
Family
ID=12652729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1930780A Expired DE1930780C3 (de) | 1968-06-22 | 1969-06-18 | Fotografische Kamera mit Iichtmessung durch das Objektiv |
Country Status (4)
Country | Link |
---|---|
US (1) | US3623410A (de) |
DE (1) | DE1930780C3 (de) |
FR (1) | FR2011481A1 (de) |
GB (1) | GB1276882A (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3852778A (en) * | 1969-12-19 | 1974-12-03 | Canon Kk | Single lens reflex camera of ttl photometry type |
US3791277A (en) * | 1970-07-25 | 1974-02-12 | Minolta Camera Kk | Switching apparatus for electric shutter mechanisms |
US3731602A (en) * | 1971-02-22 | 1973-05-08 | Asahi Kogaku Kogya Kk | Reflex camera automatic shutter timing mechanism |
JPS532047B2 (de) * | 1971-12-17 | 1978-01-25 | ||
JPS5312588Y2 (de) * | 1972-09-21 | 1978-04-05 | ||
JPS4964421A (de) * | 1972-10-20 | 1974-06-21 | ||
JPS5131643Y2 (de) * | 1973-02-19 | 1976-08-07 | ||
JPS5344988Y2 (de) * | 1973-02-24 | 1978-10-27 | ||
US3947857A (en) * | 1973-08-24 | 1976-03-30 | Yashica Co., Ltd. | Magnetically releasing device for camera shutters |
JPS5330906Y2 (de) * | 1973-08-24 | 1978-08-02 | ||
JPS50135132U (de) * | 1974-04-10 | 1975-11-07 | ||
GB2223597B (en) * | 1988-10-04 | 1993-02-03 | Asahi Optical Co Ltd | Shutter release device |
-
1969
- 1969-06-03 GB GB27996/69A patent/GB1276882A/en not_active Expired
- 1969-06-18 DE DE1930780A patent/DE1930780C3/de not_active Expired
- 1969-06-18 US US834314A patent/US3623410A/en not_active Expired - Lifetime
- 1969-06-23 FR FR6920925A patent/FR2011481A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE1930780A1 (de) | 1970-01-08 |
GB1276882A (en) | 1972-06-07 |
US3623410A (en) | 1971-11-30 |
DE1930780C3 (de) | 1980-06-12 |
FR2011481A1 (de) | 1970-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
8320 | Willingness to grant licences declared (paragraph 23) |