DE2238728B2 - Vorrichtung zur betaetigung des verschlusses einer kamera mit automatischer belichtungssteuerung - Google Patents
Vorrichtung zur betaetigung des verschlusses einer kamera mit automatischer belichtungssteuerungInfo
- Publication number
- DE2238728B2 DE2238728B2 DE19722238728 DE2238728A DE2238728B2 DE 2238728 B2 DE2238728 B2 DE 2238728B2 DE 19722238728 DE19722238728 DE 19722238728 DE 2238728 A DE2238728 A DE 2238728A DE 2238728 B2 DE2238728 B2 DE 2238728B2
- Authority
- DE
- Germany
- Prior art keywords
- shutter
- camera
- operating
- exposure control
- automatic exposure
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/58—Means for varying duration of "open" period of shutter
-
- 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
- G03B1/00—Film strip handling
- G03B1/60—Measuring or indicating length of the used or unused film; Counting number of exposures
- G03B1/66—Counting number of exposures
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/42—Interlocking between shutter operation and advance of film or change of plate or cut-film
-
- 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)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971069820U JPS5126712Y2 (de) | 1971-08-06 | 1971-08-06 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2238728A1 DE2238728A1 (de) | 1973-02-22 |
DE2238728B2 true DE2238728B2 (de) | 1973-07-12 |
DE2238728C3 DE2238728C3 (de) | 1974-02-07 |
Family
ID=13413763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2238728A Expired DE2238728C3 (de) | 1971-08-06 | 1972-08-05 | Vorrichtung zur Betätigung des Verschlusses einer Kamera mit automatischer Belichtungssteuerung |
Country Status (3)
Country | Link |
---|---|
US (1) | US3769886A (de) |
JP (1) | JPS5126712Y2 (de) |
DE (1) | DE2238728C3 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50123338U (de) * | 1974-03-22 | 1975-10-08 | ||
JPS53140603A (en) * | 1977-05-16 | 1978-12-07 | Enomoto Maikuroponpu Seisakush | Reciprocating type electromagnetic pump |
JPS5426707U (de) * | 1977-07-27 | 1979-02-21 | ||
JPS595194Y2 (ja) * | 1979-10-03 | 1984-02-16 | 国産電機株式会社 | 振動式電磁エアポンプ |
JPS5810181A (ja) * | 1982-01-18 | 1983-01-20 | Enomoto Micro Pump Seisakusho:Kk | 電磁往復ポンプ |
JPS5913694U (ja) * | 1982-10-28 | 1984-01-27 | 株式会社榎本マイクロポンプ製作所 | 電磁往復ポンプ |
JPS59115882U (ja) * | 1982-10-28 | 1984-08-04 | 株式会社榎本マイクロポンプ製作所 | 電磁往復ポンプ |
JPH0621909B2 (ja) * | 1982-11-18 | 1994-03-23 | 株式会社ニコン | 閃光撮影可能なカメラ |
US20010047988A1 (en) * | 1997-10-20 | 2001-12-06 | Kazuo Hiraoka | Welding method and welded joint structure |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3422738A (en) * | 1964-07-24 | 1969-01-21 | Citizen Watch Co Ltd | Automatic exposure flash camera |
US3326103A (en) * | 1964-12-09 | 1967-06-20 | Polaroid Corp | Auxiliary shutter timing mechanism |
DE1259697B (de) * | 1965-03-19 | 1968-01-25 | Prontor Werk Gauthier Gmbh | Photographische Kamera mit elektronischer sowie beleuchtungsabhaengig steuerbarer Zeitbildungseinrichtung |
US3673415A (en) * | 1969-11-08 | 1972-06-27 | Yashica Co Ltd | Shutter operating circuit having means to close shutter when light is insufficient |
-
1971
- 1971-08-06 JP JP1971069820U patent/JPS5126712Y2/ja not_active Expired
-
1972
- 1972-07-27 US US00275784A patent/US3769886A/en not_active Expired - Lifetime
- 1972-08-05 DE DE2238728A patent/DE2238728C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2238728C3 (de) | 1974-02-07 |
JPS5126712Y2 (de) | 1976-07-07 |
JPS4827845U (de) | 1973-04-04 |
DE2238728A1 (de) | 1973-02-22 |
US3769886A (en) | 1973-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
E77 | Valid patent as to the heymanns-index 1977 | ||
8320 | Willingness to grant licences declared (paragraph 23) |