JPS562686B2 - - Google Patents
Info
- Publication number
- JPS562686B2 JPS562686B2 JP9957272A JP9957272A JPS562686B2 JP S562686 B2 JPS562686 B2 JP S562686B2 JP 9957272 A JP9957272 A JP 9957272A JP 9957272 A JP9957272 A JP 9957272A JP S562686 B2 JPS562686 B2 JP S562686B2
- Authority
- JP
- Japan
- 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
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)
- Automatic Focus Adjustment (AREA)
- Focusing (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9957272A JPS562686B2 (ja) | 1972-10-04 | 1972-10-04 | |
| US00402763A US3833806A (en) | 1972-10-04 | 1973-10-02 | Automatic focus control circuit |
| DE2349946A DE2349946C3 (de) | 1972-10-04 | 1973-10-04 | Elektrische Schaltanordnung zur Auffindung der Scharfeinstellungsposition eines Aufnahmeobjektivs in einer photographischen Kamera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9957272A JPS562686B2 (ja) | 1972-10-04 | 1972-10-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4958827A JPS4958827A (ja) | 1974-06-07 |
| JPS562686B2 true JPS562686B2 (ja) | 1981-01-21 |
Family
ID=14250818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9957272A Expired JPS562686B2 (ja) | 1972-10-04 | 1972-10-04 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3833806A (ja) |
| JP (1) | JPS562686B2 (ja) |
| DE (1) | DE2349946C3 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5078321A (ja) * | 1973-11-09 | 1975-06-26 | ||
| JPS5099541A (ja) * | 1973-12-29 | 1975-08-07 | ||
| US4201456A (en) * | 1976-04-22 | 1980-05-06 | Wolbarsht Myron L | Method and apparatus for detecting the focusing condition of an optical system |
| US4575764A (en) * | 1983-11-07 | 1986-03-11 | Honeywell Inc. | Video camera auto focus |
| US5210565A (en) * | 1991-06-21 | 1993-05-11 | Eastman Kodak Company | Oscillating pupil autofocus method and apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3041459A (en) * | 1959-06-29 | 1962-06-26 | Comapco Inc | Radiant energy control system |
-
1972
- 1972-10-04 JP JP9957272A patent/JPS562686B2/ja not_active Expired
-
1973
- 1973-10-02 US US00402763A patent/US3833806A/en not_active Expired - Lifetime
- 1973-10-04 DE DE2349946A patent/DE2349946C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4958827A (ja) | 1974-06-07 |
| US3833806A (en) | 1974-09-03 |
| DE2349946C3 (de) | 1975-09-04 |
| DE2349946A1 (de) | 1974-04-25 |
| DE2349946B2 (de) | 1975-01-02 |