JPS5251937A - Pulse driving means for adjusting diaphragm and focus of camera - Google Patents
Pulse driving means for adjusting diaphragm and focus of cameraInfo
- Publication number
- JPS5251937A JPS5251937A JP50127655A JP12765575A JPS5251937A JP S5251937 A JPS5251937 A JP S5251937A JP 50127655 A JP50127655 A JP 50127655A JP 12765575 A JP12765575 A JP 12765575A JP S5251937 A JPS5251937 A JP S5251937A
- Authority
- JP
- Japan
- Prior art keywords
- focus
- camera
- driving means
- pulse driving
- adjusting diaphragm
- 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.)
- Pending
Links
Landscapes
- Exposure Control For Cameras (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Abstract
PURPOSE: To enable an assured retaurn of a pulse motor to its original point by tilizing a light path open-and-shut plate interlocked with the pulse motor which opens-and-shuts diaphragm blade, and controlling the pulse motor which reverses at the finish of photography.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50127655A JPS5251937A (en) | 1975-10-23 | 1975-10-23 | Pulse driving means for adjusting diaphragm and focus of camera |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50127655A JPS5251937A (en) | 1975-10-23 | 1975-10-23 | Pulse driving means for adjusting diaphragm and focus of camera |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5251937A true JPS5251937A (en) | 1977-04-26 |
Family
ID=14965451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50127655A Pending JPS5251937A (en) | 1975-10-23 | 1975-10-23 | Pulse driving means for adjusting diaphragm and focus of camera |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5251937A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4862207A (en) * | 1987-05-21 | 1989-08-29 | Olympus Optical Company Limited | Diaphragm apparatus for camera |
US4998129A (en) * | 1988-10-14 | 1991-03-05 | Olympus Optical Co., Ltd. | Diaphragm control apparatus of a camera |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4962126A (en) * | 1972-09-19 | 1974-06-17 | ||
JPS5017635A (en) * | 1973-05-22 | 1975-02-25 |
-
1975
- 1975-10-23 JP JP50127655A patent/JPS5251937A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4962126A (en) * | 1972-09-19 | 1974-06-17 | ||
JPS5017635A (en) * | 1973-05-22 | 1975-02-25 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4862207A (en) * | 1987-05-21 | 1989-08-29 | Olympus Optical Company Limited | Diaphragm apparatus for camera |
US4998129A (en) * | 1988-10-14 | 1991-03-05 | Olympus Optical Co., Ltd. | Diaphragm control apparatus of a camera |
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