CA1007906A - Signal processor for focus detecting apparatus - Google Patents

Signal processor for focus detecting apparatus

Info

Publication number
CA1007906A
CA1007906A CA196,388A CA196388A CA1007906A CA 1007906 A CA1007906 A CA 1007906A CA 196388 A CA196388 A CA 196388A CA 1007906 A CA1007906 A CA 1007906A
Authority
CA
Canada
Prior art keywords
signal processor
detecting apparatus
focus detecting
focus
processor
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
Application number
CA196,388A
Inventor
Norman L. Stauffer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of CA1007906A publication Critical patent/CA1007906A/en
Expired legal-status Critical Current

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)
  • Measurement Of Optical Distance (AREA)
CA196,388A 1973-07-09 1974-03-29 Signal processor for focus detecting apparatus Expired CA1007906A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37780973A 1973-07-09 1973-07-09

Publications (1)

Publication Number Publication Date
CA1007906A true CA1007906A (en) 1977-04-05

Family

ID=23490601

Family Applications (1)

Application Number Title Priority Date Filing Date
CA196,388A Expired CA1007906A (en) 1973-07-09 1974-03-29 Signal processor for focus detecting apparatus

Country Status (4)

Country Link
JP (1) JPS5812561B2 (en)
CA (1) CA1007906A (en)
GB (1) GB1448424A (en)
HK (1) HK29579A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5598709A (en) * 1979-01-20 1980-07-28 Nippon Kogaku Kk <Nikon> Focusing detector
JPS55140806A (en) * 1979-04-23 1980-11-04 Hoya Corp Binoculars provided with automatic focus mechanism
JPS56132309A (en) * 1980-03-21 1981-10-16 Hoya Corp Automatically focusable binoculars
GB2147762A (en) * 1983-10-10 1985-05-15 Audim Sa An artifical binocular vision system
GB2176963A (en) * 1985-06-05 1987-01-07 Plessey Co Plc Locating power source for rail vehicle
JPS61209412A (en) * 1986-01-20 1986-09-17 Nippon Kogaku Kk <Nikon> Focusing detector
DE19538280C2 (en) * 1995-10-16 2003-04-03 Stoll & Co H Thread guide arm with thread guide elements

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928884B2 (en) * 1972-12-27 1984-07-17 キヤノン株式会社 Distance detection method

Also Published As

Publication number Publication date
JPS5039543A (en) 1975-04-11
GB1448424A (en) 1976-09-08
HK29579A (en) 1979-05-11
JPS5812561B2 (en) 1983-03-09

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