JPS5476149A - Automatic diaphragm drive mechanism - Google Patents
Automatic diaphragm drive mechanismInfo
- Publication number
- JPS5476149A JPS5476149A JP14225777A JP14225777A JPS5476149A JP S5476149 A JPS5476149 A JP S5476149A JP 14225777 A JP14225777 A JP 14225777A JP 14225777 A JP14225777 A JP 14225777A JP S5476149 A JPS5476149 A JP S5476149A
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- ring
- rotated
- control ring
- drive lever
- 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
- 210000000078 claw Anatomy 0.000 abstract 3
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 1
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
- G03B9/02—Diaphragms
- G03B9/07—Diaphragms with means for presetting the diaphragm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Diaphragms For Cameras (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14225777A JPS5476149A (en) | 1977-11-29 | 1977-11-29 | Automatic diaphragm drive mechanism |
US05/963,530 US4218121A (en) | 1977-11-29 | 1978-11-24 | Automatic aperture driving mechanism |
DE2851222A DE2851222C2 (de) | 1977-11-29 | 1978-11-27 | Automatischer Blendenantriebsmechanismus |
GB7846305A GB2010509B (en) | 1977-11-29 | 1978-11-28 | Automatic aperture driving mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14225777A JPS5476149A (en) | 1977-11-29 | 1977-11-29 | Automatic diaphragm drive mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5476149A true JPS5476149A (en) | 1979-06-18 |
JPS6357770B2 JPS6357770B2 (ja) | 1988-11-14 |
Family
ID=15311108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14225777A Granted JPS5476149A (en) | 1977-11-29 | 1977-11-29 | Automatic diaphragm drive mechanism |
Country Status (4)
Country | Link |
---|---|
US (1) | US4218121A (ja) |
JP (1) | JPS5476149A (ja) |
DE (1) | DE2851222C2 (ja) |
GB (1) | GB2010509B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4782353A (en) * | 1984-02-27 | 1988-11-01 | Seikosha Co., Ltd. | Stepping motor-driven sector opening/closing device |
US5365298A (en) * | 1993-04-05 | 1994-11-15 | Eastman Kodak Company | Camera shutter with oscillation damping |
US5822635A (en) * | 1995-04-21 | 1998-10-13 | Nikon Corporation | Camera equipped with light cutoff door opening and closing mechanism |
US11627244B1 (en) | 2019-09-09 | 2023-04-11 | Apple Inc. | Synchronization of camera focus movement control with frame capture |
US11202007B1 (en) * | 2019-09-27 | 2021-12-14 | Apple Inc. | Camera movement control for reduced power consumption |
CN218178708U (zh) * | 2022-09-30 | 2022-12-30 | 广州市浩洋电子股份有限公司 | 一种小尺寸的光圈组件及具有其的舞台灯 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS451351Y1 (ja) * | 1967-06-16 | 1970-01-21 | ||
JPS507856U (ja) * | 1973-05-18 | 1975-01-27 | ||
JPS5079326A (ja) * | 1973-11-13 | 1975-06-27 | ||
JPS5099133A (ja) * | 1973-12-28 | 1975-08-06 | ||
JPS5227633A (en) * | 1975-07-22 | 1977-03-02 | Olympus Optical Co Ltd | Focal plane shutter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3133488A (en) * | 1960-04-23 | 1964-05-19 | Telefunken Patent | Adjusting device |
JPS4943636A (ja) * | 1972-08-31 | 1974-04-24 | ||
US4099188A (en) * | 1974-10-09 | 1978-07-04 | Asahi Kogaku Kogyo Kabushiki Kaisha | Automatic exposure control device for single lens reflex camera |
-
1977
- 1977-11-29 JP JP14225777A patent/JPS5476149A/ja active Granted
-
1978
- 1978-11-24 US US05/963,530 patent/US4218121A/en not_active Expired - Lifetime
- 1978-11-27 DE DE2851222A patent/DE2851222C2/de not_active Expired
- 1978-11-28 GB GB7846305A patent/GB2010509B/en not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS451351Y1 (ja) * | 1967-06-16 | 1970-01-21 | ||
JPS507856U (ja) * | 1973-05-18 | 1975-01-27 | ||
JPS5079326A (ja) * | 1973-11-13 | 1975-06-27 | ||
JPS5099133A (ja) * | 1973-12-28 | 1975-08-06 | ||
JPS5227633A (en) * | 1975-07-22 | 1977-03-02 | Olympus Optical Co Ltd | Focal plane shutter |
Also Published As
Publication number | Publication date |
---|---|
JPS6357770B2 (ja) | 1988-11-14 |
US4218121A (en) | 1980-08-19 |
GB2010509A (en) | 1979-06-27 |
GB2010509B (en) | 1982-04-15 |
DE2851222A1 (de) | 1979-05-31 |
DE2851222C2 (de) | 1982-04-08 |
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