AT353095B - Automatische fokussiervorrichtung - Google Patents

Automatische fokussiervorrichtung

Info

Publication number
AT353095B
AT353095B AT89575A AT89575A AT353095B AT 353095 B AT353095 B AT 353095B AT 89575 A AT89575 A AT 89575A AT 89575 A AT89575 A AT 89575A AT 353095 B AT353095 B AT 353095B
Authority
AT
Austria
Prior art keywords
automatic focusing
focusing device
automatic
focusing
Prior art date
Application number
AT89575A
Other languages
English (en)
Other versions
ATA89575A (de
Original Assignee
Agfa Gevaert Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of ATA89575A publication Critical patent/ATA89575A/de
Application granted granted Critical
Publication of AT353095B publication Critical patent/AT353095B/de

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
AT89575A 1974-03-06 1975-02-06 Automatische fokussiervorrichtung AT353095B (de)

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 ATA89575A (de) 1979-03-15
AT353095B true 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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0131794A2 (de) * 1983-07-12 1985-01-23 Kodak Aktiengesellschaft Selbstfokussiervorrichtung

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0131794A2 (de) * 1983-07-12 1985-01-23 Kodak Aktiengesellschaft Selbstfokussiervorrichtung
EP0131794A3 (en) * 1983-07-12 1985-07-17 Kodak Aktiengesellschaft Auto-focus device

Also Published As

Publication number Publication date
DE2410681A1 (de) 1975-09-11
CH580824A5 (de) 1976-10-15
ATA89575A (de) 1979-03-15
JPS572967Y2 (de) 1982-01-19
US3988747A (en) 1976-10-26
JPS5193238U (de) 1976-07-26

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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