JPS5779907A - Automatic focusing device - Google Patents

Automatic focusing device

Info

Publication number
JPS5779907A
JPS5779907A JP55156257A JP15625780A JPS5779907A JP S5779907 A JPS5779907 A JP S5779907A JP 55156257 A JP55156257 A JP 55156257A JP 15625780 A JP15625780 A JP 15625780A JP S5779907 A JPS5779907 A JP S5779907A
Authority
JP
Japan
Prior art keywords
focusing
signal
binary
ccd5
scanner
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.)
Pending
Application number
JP55156257A
Other languages
English (en)
Inventor
Makoto Murakoshi
Masashi Kantani
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP55156257A priority Critical patent/JPS5779907A/ja
Publication of JPS5779907A publication Critical patent/JPS5779907A/ja
Pending 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
    • G02B7/30—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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP55156257A 1980-11-06 1980-11-06 Automatic focusing device Pending JPS5779907A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55156257A JPS5779907A (en) 1980-11-06 1980-11-06 Automatic focusing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55156257A JPS5779907A (en) 1980-11-06 1980-11-06 Automatic focusing device

Publications (1)

Publication Number Publication Date
JPS5779907A true JPS5779907A (en) 1982-05-19

Family

ID=15623834

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55156257A Pending JPS5779907A (en) 1980-11-06 1980-11-06 Automatic focusing device

Country Status (1)

Country Link
JP (1) JPS5779907A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247157A (ja) * 1985-04-25 1986-11-04 Canon Inc 焦点調節装置
JPS62105574A (ja) * 1985-10-31 1987-05-16 Canon Inc オ−トフオ−カス装置
JPS6340110A (ja) * 1986-08-06 1988-02-20 Canon Inc フイルム読取装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153454A (en) * 1976-06-16 1977-12-20 Toshiba Corp Automatic focus controlling apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153454A (en) * 1976-06-16 1977-12-20 Toshiba Corp Automatic focus controlling apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247157A (ja) * 1985-04-25 1986-11-04 Canon Inc 焦点調節装置
JPS62105574A (ja) * 1985-10-31 1987-05-16 Canon Inc オ−トフオ−カス装置
JPS6340110A (ja) * 1986-08-06 1988-02-20 Canon Inc フイルム読取装置

Similar Documents

Publication Publication Date Title
GB981228A (en) Focusing device for photographic camera lenses
US4240726A (en) Photographic apparatus with automatic focusing means
JPS57161838A (en) Focus detector of camera
JPS5779907A (en) Automatic focusing device
DE69028501T2 (de) Auf eine äussere Informationsaussendevorrichtung reagierendes optisches Gerät
JPS55110231A (en) Automatic focus indicator of camera
EP0398368A3 (en) Focus apparatus and digital filters for use therewith
JPS5455429A (en) Automatic exposure control device for camera with blur detecting circuit
JP2547621B2 (ja) 画像処理装置の画像領域検出方法および装置
JPS57183186A (en) Focusing point detector
US4255654A (en) Method of electrically detecting focal point of cameras or the like optical devices
JPS5455316A (en) Picture transmitter
JPS6482773A (en) Automatic focusing device
JPS535649A (en) Automatic focusing device
JPH05346537A (ja) 自動焦点制御装置
JPS5520420A (en) Mtf examination unit
GB2013353A (en) Camera focus control system
JPH0257754B2 (ja)
SU406182A1 (ja)
SU703760A1 (ru) Устройство дл анализа дисперсных систем
SU1019432A1 (ru) Устройство дл ввода изображений в электронно-вычислительную машину
JPS55140373A (en) Automatic focus adjustment unit of video camera
JPS6337363B2 (ja)
JPS57142630A (en) Camera having automatic focus adjuster
JPS5780875A (en) Auto-focusing device for television camera