ATA89575A - Automatische fokussiervorrichtung - Google Patents
Automatische fokussiervorrichtungInfo
- Publication number
- ATA89575A ATA89575A AT89575A AT89575A ATA89575A AT A89575 A ATA89575 A AT A89575A AT 89575 A AT89575 A AT 89575A AT 89575 A AT89575 A AT 89575A AT A89575 A ATA89575 A AT A89575A
- Authority
- AT
- Austria
- Prior art keywords
- automatic focusing
- focusing device
- automatic
- focusing
- Prior art date
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)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2410681A DE2410681A1 (de) | 1974-03-06 | 1974-03-06 | Automatische fokussiervorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA89575A true ATA89575A (de) | 1979-03-15 |
AT353095B AT353095B (de) | 1979-10-25 |
Family
ID=5909246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT89575A AT353095B (de) | 1974-03-06 | 1975-02-06 | Automatische fokussiervorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US3988747A (de) |
JP (1) | JPS572967Y2 (de) |
AT (1) | AT353095B (de) |
CH (1) | CH580824A5 (de) |
DE (1) | DE2410681A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51142318A (en) * | 1975-05-20 | 1976-12-07 | Asahi Optical Co Ltd | Focus adjusting device for optical systems |
JPS5616574Y2 (de) * | 1976-03-30 | 1981-04-17 | ||
JPS53123125A (en) * | 1977-04-04 | 1978-10-27 | Fuji Photo Film Co Ltd | Focal point detecting device |
US4152060A (en) * | 1977-08-10 | 1979-05-01 | Polaroid Corporation | Epicyclic electromechanically actuated lens drive |
DE2815150A1 (de) * | 1978-04-07 | 1979-10-18 | Agfa Gevaert Ag | Fokussiervorrichtung fuer fotografische oder kinematografische kameras |
JPS5553304A (en) * | 1978-10-16 | 1980-04-18 | Olympus Optical Co Ltd | Focus detector |
GB2027881B (en) * | 1978-07-19 | 1983-04-27 | Universal Pioneer Corp | In-focus detecting device |
DE2832044A1 (de) * | 1978-07-21 | 1980-01-31 | Agfa Gevaert Ag | Fokussiervorrichtung fuer fotografische oder kinematografische kameras |
US4357083A (en) * | 1980-10-06 | 1982-11-02 | Polaroid Corporation | Method and apparatus using weighted range signal for controlling photographic functions |
US4502773A (en) * | 1983-01-31 | 1985-03-05 | Polaroid Corporation | Two zone infrared ranging system |
DE3325042A1 (de) * | 1983-07-12 | 1984-02-23 | Kodak Ag, 7000 Stuttgart | Selbstfokussiervorrichtung |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3610934A (en) * | 1969-08-22 | 1971-10-05 | Century Geophysical Corp | Automatic focusing system utilizing means for alternately directing light over two paths having slightly different lengths |
JPS5625648B2 (de) * | 1973-04-11 | 1981-06-13 | ||
US3860935A (en) * | 1973-12-19 | 1975-01-14 | Honeywell Inc | Auto focus camera |
-
1974
- 1974-03-06 DE DE2410681A patent/DE2410681A1/de not_active Ceased
-
1975
- 1975-02-06 AT AT89575A patent/AT353095B/de not_active IP Right Cessation
- 1975-02-27 CH CH248275A patent/CH580824A5/xx not_active IP Right Cessation
- 1975-02-28 US US05/554,318 patent/US3988747A/en not_active Expired - Lifetime
- 1975-03-05 JP JP1975030108U patent/JPS572967Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS572967Y2 (de) | 1982-01-19 |
US3988747A (en) | 1976-10-26 |
DE2410681A1 (de) | 1975-09-11 |
CH580824A5 (de) | 1976-10-15 |
JPS5193238U (de) | 1976-07-26 |
AT353095B (de) | 1979-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
EEIH | Change in the person of patent owner | ||
REN | Ceased due to non-payment of the annual fee |