JPS648804B2 - - Google Patents

Info

Publication number
JPS648804B2
JPS648804B2 JP55165954A JP16595480A JPS648804B2 JP S648804 B2 JPS648804 B2 JP S648804B2 JP 55165954 A JP55165954 A JP 55165954A JP 16595480 A JP16595480 A JP 16595480A JP S648804 B2 JPS648804 B2 JP S648804B2
Authority
JP
Japan
Prior art keywords
lens
signal
circuit
output
output signals
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
JP55165954A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5688121A (en
Inventor
Jei Uiruwaadeingu Denisu
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
Publication of JPS5688121A publication Critical patent/JPS5688121A/ja
Publication of JPS648804B2 publication Critical patent/JPS648804B2/ja
Granted 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)
JP16595480A 1979-11-30 1980-11-27 Lowwcontrasttbias automatic focusing device Granted JPS5688121A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/099,235 US4250377A (en) 1979-11-30 1979-11-30 Low contrast bias auto focus system

Publications (2)

Publication Number Publication Date
JPS5688121A JPS5688121A (en) 1981-07-17
JPS648804B2 true JPS648804B2 (US08197722-20120612-C00042.png) 1989-02-15

Family

ID=22273780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16595480A Granted JPS5688121A (en) 1979-11-30 1980-11-27 Lowwcontrasttbias automatic focusing device

Country Status (3)

Country Link
US (1) US4250377A (US08197722-20120612-C00042.png)
JP (1) JPS5688121A (US08197722-20120612-C00042.png)
DE (1) DE3044416A1 (US08197722-20120612-C00042.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358673A (en) * 1980-12-04 1982-11-09 Honeywell Inc. Steered sum low cost auto focus system
US4358675A (en) * 1980-12-05 1982-11-09 Honeywell Inc. Low contrast default for auto focus system
JPS59102204A (ja) * 1982-12-06 1984-06-13 Canon Inc 焦点調節装置
JPS59206808A (ja) * 1983-05-11 1984-11-22 Asahi Optical Co Ltd 焦点検出装置
JPS6036906A (ja) * 1983-08-09 1985-02-26 Konishiroku Photo Ind Co Ltd 光電式距離測定装置
US4710013A (en) * 1985-10-08 1987-12-01 W. Haking Enterprises Limited Automatic focusing mechanism for camera

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618499A (en) * 1969-04-04 1971-11-09 Eastman Kodak Co Camera with coordinated aperture and focus adjustment means
JPS5616407B2 (US08197722-20120612-C00042.png) * 1973-10-26 1981-04-16
JPS5154432A (en) * 1974-11-07 1976-05-13 Asahi Optical Co Ltd Shotenkenshutsusochi
JPS5280026A (en) * 1975-12-26 1977-07-05 Fuji Photo Film Co Ltd Focus detection means
JPS5319026A (en) * 1976-08-04 1978-02-21 Fuji Photo Film Co Ltd Automatic focusing system
US4085320A (en) * 1976-10-07 1978-04-18 Honeywell Inc. Automatic focus system with loss of correlation inhibit
DE2858017C2 (de) * 1977-11-02 1985-07-11 Canon K.K., Tokio/Tokyo Automatisches Scharfeinstellsystem

Also Published As

Publication number Publication date
US4250377A (en) 1981-02-10
DE3044416C2 (US08197722-20120612-C00042.png) 1987-02-05
JPS5688121A (en) 1981-07-17
DE3044416A1 (de) 1981-06-19

Similar Documents

Publication Publication Date Title
US7058294B2 (en) Passive autofocus system for a camera
US5734932A (en) Image stabilizing device for camera
US9473693B2 (en) Photographic apparatus, camera system and methods for calculating focus control information based on a distance between centers of gravity distributions of light receiving sensitivities
EP0127451B1 (en) Automatic focus control system for video camera
JPH0157891B2 (US08197722-20120612-C00042.png)
US4593987A (en) Method and device for automatic exposure control by programs
JPS648804B2 (US08197722-20120612-C00042.png)
JP2737388B2 (ja) 電子カメラのオートフォーカス装置
JPS59121323A (ja) 露出制御装置
JPH0115188B2 (US08197722-20120612-C00042.png)
US3846629A (en) Sensitivity balancing apparatus for photo responsive detecting circuits
JPS62115408A (ja) 固体撮像素子を有するカメラの合焦検出装置
JPH0146042B2 (US08197722-20120612-C00042.png)
JPS60264168A (ja) ビデオカメラの自動合焦装置
US4444481A (en) Exposure control circuit for a camera
US5187516A (en) Device for indicating distance measuring zone of camera
JP3228523B2 (ja) 合焦点検出装置
JPS60142678A (ja) 自動焦点整合装置
JPS60212071A (ja) ビデオカメラのオ−トフオ−カス装置
US4315674A (en) Focal point detecting system
JPS5834312A (ja) 能動型測距装置
JPH0267529A (ja) ズーム機能付きカメラ
JPS61201223A (ja) オ−トフオ−カスカメラの測距装置
US5565956A (en) Focus detecting camera
JPS59204811A (ja) 自動焦点制御装置