FR2564215B1 - DEVICE FOR DETECTING AND CONTROLLING THE DEVELOPMENT OF A CAMERA - Google Patents
DEVICE FOR DETECTING AND CONTROLLING THE DEVELOPMENT OF A CAMERAInfo
- Publication number
- FR2564215B1 FR2564215B1 FR8407124A FR8407124A FR2564215B1 FR 2564215 B1 FR2564215 B1 FR 2564215B1 FR 8407124 A FR8407124 A FR 8407124A FR 8407124 A FR8407124 A FR 8407124A FR 2564215 B1 FR2564215 B1 FR 2564215B1
- Authority
- FR
- France
- Prior art keywords
- camera
- development
- detecting
- controlling
- 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
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
- G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automatic Focus Adjustment (AREA)
- Focusing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8407124A FR2564215B1 (en) | 1984-05-09 | 1984-05-09 | DEVICE FOR DETECTING AND CONTROLLING THE DEVELOPMENT OF A CAMERA |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8407124A FR2564215B1 (en) | 1984-05-09 | 1984-05-09 | DEVICE FOR DETECTING AND CONTROLLING THE DEVELOPMENT OF A CAMERA |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2564215A1 FR2564215A1 (en) | 1985-11-15 |
FR2564215B1 true FR2564215B1 (en) | 1987-07-17 |
Family
ID=9303785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8407124A Expired FR2564215B1 (en) | 1984-05-09 | 1984-05-09 | DEVICE FOR DETECTING AND CONTROLLING THE DEVELOPMENT OF A CAMERA |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2564215B1 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR809547A (en) * | 1936-07-30 | 1937-03-04 | Focus checker for photographic enlargements | |
US3571598A (en) * | 1969-12-08 | 1971-03-23 | Mc Donnell Douglas Corp | Automatic focusing means using an analog signal correlator |
US3715166A (en) * | 1971-02-18 | 1973-02-06 | Bausch & Lomb | Apparatus for locating a variable optical focal point |
JPS5067648A (en) * | 1973-10-17 | 1975-06-06 | ||
JPS5545031A (en) * | 1978-09-27 | 1980-03-29 | Nippon Kogaku Kk <Nikon> | Focus state detector |
DE3331444A1 (en) * | 1982-09-03 | 1984-03-08 | Asahi Kogaku Kogyo K.K., Tokyo | FOCUS DETECTOR DEVICE |
-
1984
- 1984-05-09 FR FR8407124A patent/FR2564215B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2564215A1 (en) | 1985-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |