JPH0522220B2 - - Google Patents

Info

Publication number
JPH0522220B2
JPH0522220B2 JP57208945A JP20894582A JPH0522220B2 JP H0522220 B2 JPH0522220 B2 JP H0522220B2 JP 57208945 A JP57208945 A JP 57208945A JP 20894582 A JP20894582 A JP 20894582A JP H0522220 B2 JPH0522220 B2 JP H0522220B2
Authority
JP
Japan
Prior art keywords
light
optical system
receiving
image
distance
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 - Lifetime
Application number
JP57208945A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5999420A (ja
Inventor
Masaaki Takagi
Tomio Kurosu
Tetsuo Harano
Yukio Yoshikawa
Kunio Matsumoto
Akita Namioka
Toyonori Sasaki
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.)
Nidec Precision Corp
Original Assignee
Nidec Copal 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 Nidec Copal Corp filed Critical Nidec Copal Corp
Priority to JP20894582A priority Critical patent/JPS5999420A/ja
Publication of JPS5999420A publication Critical patent/JPS5999420A/ja
Publication of JPH0522220B2 publication Critical patent/JPH0522220B2/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
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
JP20894582A 1982-11-29 1982-11-29 カメラの自動焦点調節装置 Granted JPS5999420A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20894582A JPS5999420A (ja) 1982-11-29 1982-11-29 カメラの自動焦点調節装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20894582A JPS5999420A (ja) 1982-11-29 1982-11-29 カメラの自動焦点調節装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP573083A Division JPS5999421A (ja) 1983-01-17 1983-01-17 カメラの自動焦点調節装置

Publications (2)

Publication Number Publication Date
JPS5999420A JPS5999420A (ja) 1984-06-08
JPH0522220B2 true JPH0522220B2 (zh) 1993-03-26

Family

ID=16564737

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20894582A Granted JPS5999420A (ja) 1982-11-29 1982-11-29 カメラの自動焦点調節装置

Country Status (1)

Country Link
JP (1) JPS5999420A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61251809A (ja) * 1985-05-01 1986-11-08 Hitachi Ltd 自動焦点調節装置
JP2648491B2 (ja) * 1988-03-04 1997-08-27 オリンパス光学工業株式会社 距離検出装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029349A (zh) * 1973-04-19 1975-03-25 Binab Bio Innovation Ab
JPS5461522A (en) * 1977-10-25 1979-05-17 Minolta Camera Co Ltd Automatic focusing device
JPS5717909A (en) * 1980-07-04 1982-01-29 Minolta Camera Co Ltd Distance measuring unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029349A (zh) * 1973-04-19 1975-03-25 Binab Bio Innovation Ab
JPS5461522A (en) * 1977-10-25 1979-05-17 Minolta Camera Co Ltd Automatic focusing device
JPS5717909A (en) * 1980-07-04 1982-01-29 Minolta Camera Co Ltd Distance measuring unit

Also Published As

Publication number Publication date
JPS5999420A (ja) 1984-06-08

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