FR2497569B1 - Systeme d'evaluation automatique de distance pour un appareil photographique de prise de vues - Google Patents

Systeme d'evaluation automatique de distance pour un appareil photographique de prise de vues

Info

Publication number
FR2497569B1
FR2497569B1 FR8200026A FR8200026A FR2497569B1 FR 2497569 B1 FR2497569 B1 FR 2497569B1 FR 8200026 A FR8200026 A FR 8200026A FR 8200026 A FR8200026 A FR 8200026A FR 2497569 B1 FR2497569 B1 FR 2497569B1
Authority
FR
France
Prior art keywords
evaluation system
photographic camera
automatic remote
remote evaluation
automatic
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
FR8200026A
Other languages
English (en)
Other versions
FR2497569A1 (fr
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of FR2497569A1 publication Critical patent/FR2497569A1/fr
Application granted granted Critical
Publication of FR2497569B1 publication Critical patent/FR2497569B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/46—Indirect determination of position data
    • 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
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
FR8200026A 1981-01-05 1982-01-04 Systeme d'evaluation automatique de distance pour un appareil photographique de prise de vues Expired FR2497569B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/222,503 US4310227A (en) 1981-01-05 1981-01-05 Diffracted energy auto-ranging system for a camera

Publications (2)

Publication Number Publication Date
FR2497569A1 FR2497569A1 (fr) 1982-07-09
FR2497569B1 true FR2497569B1 (fr) 1985-07-05

Family

ID=22832492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8200026A Expired FR2497569B1 (fr) 1981-01-05 1982-01-04 Systeme d'evaluation automatique de distance pour un appareil photographique de prise de vues

Country Status (6)

Country Link
US (1) US4310227A (fr)
JP (1) JPS57125913A (fr)
CA (1) CA1165609A (fr)
DE (1) DE3200061A1 (fr)
FR (1) FR2497569B1 (fr)
GB (1) GB2091966B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150920A (ja) * 1982-03-04 1983-09-07 Nippon Kogaku Kk <Nikon> 焦点検出装置
US4566788A (en) * 1982-11-22 1986-01-28 Ford Aerospace & Communications Corporation Detector array
US4575211A (en) * 1983-04-18 1986-03-11 Canon Kabushiki Kaisha Distance measuring device
DE3423135A1 (de) * 1984-06-22 1986-01-02 Dornier Gmbh, 7990 Friedrichshafen Verfahren zum auslesen einer entfernungsbildzeile
US4705395A (en) * 1984-10-03 1987-11-10 Diffracto Ltd. Triangulation data integrity
DE3789901T2 (de) * 1987-01-13 1994-12-22 Thomas Dewitt Entfernungsmessung mit hilfe von diffraktion.
JP2528921B2 (ja) * 1987-01-13 1996-08-28 デヴイット，トマス 回折による距離測定
JPH0690032B2 (ja) * 1987-08-06 1994-11-14 日本電気株式会社 距離画像取得装置
US4946275A (en) * 1988-03-31 1990-08-07 General Dynamics Corporation Convair Division Fiber optic position transducer
JPH0711420B2 (ja) * 1990-05-23 1995-02-08 日本電気株式会社 距離画像取得方法及び装置
CA2073409A1 (fr) * 1991-10-15 1993-04-16 Paul F. Sullivan Dispositif utilisant des figures de diffraction pour determiner et commander la position d'un faisceau lumineux
US5471046A (en) * 1994-02-25 1995-11-28 Eastman Kodak Company Camera auto-focusing system with designator using a volume holographic element
KR100407881B1 (ko) * 2000-11-23 2003-12-01 한국과학기술원 회절 격자를 이용한 광 삼각법 변위 센서
US6603561B2 (en) * 2001-02-20 2003-08-05 Thomas D. Ditto Chromatic diffraction range finder
US7016604B2 (en) * 2004-06-12 2006-03-21 Hewlett-Packard Development Company, L.P. Autofocus using a holographic aperture element
KR100622128B1 (ko) * 2004-12-17 2006-09-19 한국전자통신연구원 병렬 처리 축소 키 생성기
US8106066B2 (en) 2005-09-23 2012-01-31 Memory Pharmaceuticals Corporation Indazoles, benzothiazoles, benzoisothiazoles, benzisoxazoles, pyrazolopyridines, isothiazolopyridines, and preparation and uses thereof
EP1977222A4 (fr) * 2006-01-24 2011-12-07 Univ North Carolina Systèmes et procédés permettant de détecter une image d'un objet au moyen d'un faisceau de rayons x à distribution polychromatique
MX2011005779A (es) 2008-12-01 2012-04-30 Univ North Carolina Sistemas y metodos para detectar una imagen de un objeto al utilizar creacion de imagenes que haces multiples a partir de un haz de rayos x que tiene una distribucion policromatica.
CA2763367C (fr) * 2009-06-04 2016-09-13 Nextray, Inc. Adaptation de contraintes pour cristaux et reseaux de cristaux monochromateurs et analyseurs a espacement horizontal dans des systemes d'imagerie ameliores par diffraction, et procedes connexes
US8204174B2 (en) * 2009-06-04 2012-06-19 Nextray, Inc. Systems and methods for detecting an image of an object by use of X-ray beams generated by multiple small area sources and by use of facing sides of adjacent monochromator crystals
JP5833546B2 (ja) * 2010-11-09 2015-12-16 パナソニック株式会社 距離計測装置および距離計測方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2012995C3 (de) * 1970-03-19 1979-04-19 Agfa-Gevaert Ag, 5090 Leverkusen Fokussiervorrichtung
US3936187A (en) * 1972-07-19 1976-02-03 Konishiroku Photo Industry Co., Ltd. Distance measuring device
JPS5928884B2 (ja) * 1972-12-27 1984-07-17 キヤノン株式会社 距離検出方式
GB1472454A (en) * 1973-06-18 1977-05-04 Leitz Ernst Gmbh Method for determining the position of a focussing plane
US4123650A (en) * 1974-02-26 1978-10-31 Kazuya Hosoe Range finder system
DE2447663C2 (de) * 1974-10-05 1983-01-13 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Vorrichtung zur automatischen Focussierung eines Objektives auf ein Meßobjekt
US4004852A (en) * 1975-06-30 1977-01-25 Rockwell International Corporation Integrated automatic ranging device for optical instruments
US4065778A (en) * 1976-06-17 1977-12-27 Eastman Kodak Company Automatic rangefinder and focusing apparatus
US4059758A (en) * 1976-10-07 1977-11-22 Honeywell Inc. Autofocus system
JPS5385454A (en) * 1977-01-06 1978-07-27 Canon Inc Distance detecting method
JPS5440663A (en) * 1977-09-06 1979-03-30 Minolta Camera Co Ltd Range finder
US4185191A (en) * 1978-06-05 1980-01-22 Honeywell Inc. Range determination system
DE2853003A1 (de) * 1978-12-07 1980-06-26 Minolta Camera Kk Automatische entfernungsmessvorrichtung fuer eine fotokamera
JPS55101922A (en) * 1979-01-31 1980-08-04 Canon Inc Light splitter

Also Published As

Publication number Publication date
DE3200061A1 (de) 1982-09-02
GB2091966A (en) 1982-08-04
JPS57125913A (en) 1982-08-05
CA1165609A (fr) 1984-04-17
JPH0380282B2 (fr) 1991-12-24
GB2091966B (en) 1984-11-07
FR2497569A1 (fr) 1982-07-09
US4310227A (en) 1982-01-12

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Legal Events

Date Code Title Description
ST Notification of lapse