JPH045176B2 - - Google Patents
Info
- Publication number
- JPH045176B2 JPH045176B2 JP18675082A JP18675082A JPH045176B2 JP H045176 B2 JPH045176 B2 JP H045176B2 JP 18675082 A JP18675082 A JP 18675082A JP 18675082 A JP18675082 A JP 18675082A JP H045176 B2 JPH045176 B2 JP H045176B2
- Authority
- JP
- Japan
- Prior art keywords
- focus
- motor
- signal
- terminal
- focus signal
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18675082A JPS5977417A (ja) | 1982-10-26 | 1982-10-26 | 自動焦点カメラの焦点調節装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18675082A JPS5977417A (ja) | 1982-10-26 | 1982-10-26 | 自動焦点カメラの焦点調節装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5977417A JPS5977417A (ja) | 1984-05-02 |
JPH045176B2 true JPH045176B2 (enrdf_load_stackoverflow) | 1992-01-30 |
Family
ID=16193984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18675082A Granted JPS5977417A (ja) | 1982-10-26 | 1982-10-26 | 自動焦点カメラの焦点調節装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5977417A (enrdf_load_stackoverflow) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4763987A (en) * | 1985-11-20 | 1988-08-16 | Minolta Camera Kabushiki Kaisha | Lens barrel |
JP3073751B2 (ja) * | 1989-10-27 | 2000-08-07 | キヤノン株式会社 | レンズ駆動装置 |
-
1982
- 1982-10-26 JP JP18675082A patent/JPS5977417A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5977417A (ja) | 1984-05-02 |
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