JPS5994720A - 合焦検出装置 - Google Patents

合焦検出装置

Info

Publication number
JPS5994720A
JPS5994720A JP20503382A JP20503382A JPS5994720A JP S5994720 A JPS5994720 A JP S5994720A JP 20503382 A JP20503382 A JP 20503382A JP 20503382 A JP20503382 A JP 20503382A JP S5994720 A JPS5994720 A JP S5994720A
Authority
JP
Japan
Prior art keywords
light
receiving element
focus detection
pair
incident
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.)
Granted
Application number
JP20503382A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0352608B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Kenichi Oikami
大井上　建一
Masahiro Aoki
雅弘 青木
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.)
Olympus Corp
Original Assignee
Olympus Corp
Olympus Optical 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 Olympus Corp, Olympus Optical Co Ltd filed Critical Olympus Corp
Priority to JP20503382A priority Critical patent/JPS5994720A/ja
Publication of JPS5994720A publication Critical patent/JPS5994720A/ja
Publication of JPH0352608B2 publication Critical patent/JPH0352608B2/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)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP20503382A 1982-11-22 1982-11-22 合焦検出装置 Granted JPS5994720A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20503382A JPS5994720A (ja) 1982-11-22 1982-11-22 合焦検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20503382A JPS5994720A (ja) 1982-11-22 1982-11-22 合焦検出装置

Publications (2)

Publication Number Publication Date
JPS5994720A true JPS5994720A (ja) 1984-05-31
JPH0352608B2 JPH0352608B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-08-12

Family

ID=16500324

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20503382A Granted JPS5994720A (ja) 1982-11-22 1982-11-22 合焦検出装置

Country Status (1)

Country Link
JP (1) JPS5994720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5576310A (en) * 1978-12-05 1980-06-09 Nippon Kogaku Kk <Nikon> Automatic focusing device
JPS55105204A (en) * 1979-02-07 1980-08-12 Canon Inc Optical path branching filter
JPS55108629A (en) * 1979-02-13 1980-08-21 Asahi Optical Co Ltd Focus detector of camera

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5576310A (en) * 1978-12-05 1980-06-09 Nippon Kogaku Kk <Nikon> Automatic focusing device
JPS55105204A (en) * 1979-02-07 1980-08-12 Canon Inc Optical path branching filter
JPS55108629A (en) * 1979-02-13 1980-08-21 Asahi Optical Co Ltd Focus detector of camera

Also Published As

Publication number Publication date
JPH0352608B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-08-12

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