JPS4843931A - - Google Patents

Info

Publication number
JPS4843931A
JPS4843931A JP7922871A JP7922871A JPS4843931A JP S4843931 A JPS4843931 A JP S4843931A JP 7922871 A JP7922871 A JP 7922871A JP 7922871 A JP7922871 A JP 7922871A JP S4843931 A JPS4843931 A JP S4843931A
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.)
Granted
Application number
JP7922871A
Other languages
Japanese (ja)
Other versions
JPS5439732B2 (enrdf_load_stackoverflow
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 filed Critical
Priority to JP7922871A priority Critical patent/JPS5439732B2/ja
Priority to DE19722248977 priority patent/DE2248977A1/de
Publication of JPS4843931A publication Critical patent/JPS4843931A/ja
Priority to US05/471,708 priority patent/US3950764A/en
Publication of JPS5439732B2 publication Critical patent/JPS5439732B2/ja
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)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP7922871A 1971-10-08 1971-10-08 Expired JPS5439732B2 (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP7922871A JPS5439732B2 (enrdf_load_stackoverflow) 1971-10-08 1971-10-08
DE19722248977 DE2248977A1 (de) 1971-10-08 1972-10-06 System zum automatischen fokussieren eines gegenstands in einer kamera oder dergleichen
US05/471,708 US3950764A (en) 1971-10-08 1974-05-20 System for automatically focusing an object in a camera or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7922871A JPS5439732B2 (enrdf_load_stackoverflow) 1971-10-08 1971-10-08

Publications (2)

Publication Number Publication Date
JPS4843931A true JPS4843931A (enrdf_load_stackoverflow) 1973-06-25
JPS5439732B2 JPS5439732B2 (enrdf_load_stackoverflow) 1979-11-29

Family

ID=13684029

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7922871A Expired JPS5439732B2 (enrdf_load_stackoverflow) 1971-10-08 1971-10-08

Country Status (2)

Country Link
JP (1) JPS5439732B2 (enrdf_load_stackoverflow)
DE (1) DE2248977A1 (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5257825A (en) * 1975-11-07 1977-05-12 Canon Inc Automatic focus control device
JPS55127527A (en) * 1979-03-27 1980-10-02 Fuji Photo Optical Co Ltd Automatic focus detector
US5382452A (en) * 1992-12-18 1995-01-17 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US5518808A (en) * 1992-12-18 1996-05-21 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US5643674A (en) * 1992-12-18 1997-07-01 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US6490149B2 (en) 1999-07-27 2002-12-03 Mitsubishi Denki Kabushiki Kaisha Drawing apparatus for a drawer type electrical machinery

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5257825A (en) * 1975-11-07 1977-05-12 Canon Inc Automatic focus control device
JPS55127527A (en) * 1979-03-27 1980-10-02 Fuji Photo Optical Co Ltd Automatic focus detector
US5382452A (en) * 1992-12-18 1995-01-17 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US5518808A (en) * 1992-12-18 1996-05-21 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US5643674A (en) * 1992-12-18 1997-07-01 E. I. Du Pont De Nemours And Company Luminescent materials prepared by coating luminescent compositions onto substrate particles
US6490149B2 (en) 1999-07-27 2002-12-03 Mitsubishi Denki Kabushiki Kaisha Drawing apparatus for a drawer type electrical machinery

Also Published As

Publication number Publication date
DE2248977A1 (de) 1973-04-12
JPS5439732B2 (enrdf_load_stackoverflow) 1979-11-29

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