JPH02244019A - 焦点検出装置 - Google Patents

焦点検出装置

Info

Publication number
JPH02244019A
JPH02244019A JP2024065A JP2406590A JPH02244019A JP H02244019 A JPH02244019 A JP H02244019A JP 2024065 A JP2024065 A JP 2024065A JP 2406590 A JP2406590 A JP 2406590A JP H02244019 A JPH02244019 A JP H02244019A
Authority
JP
Japan
Prior art keywords
filter means
output
signal
filter
photoelectric
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
JP2024065A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0585883B2 (enrdf_load_html_response
Inventor
Takeshi Utagawa
健 歌川
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.)
Nikon Corp
Original Assignee
Nikon 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 Nikon Corp filed Critical Nikon Corp
Priority to JP2024065A priority Critical patent/JPH02244019A/ja
Publication of JPH02244019A publication Critical patent/JPH02244019A/ja
Publication of JPH0585883B2 publication Critical patent/JPH0585883B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP2024065A 1990-02-02 1990-02-02 焦点検出装置 Granted JPH02244019A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024065A JPH02244019A (ja) 1990-02-02 1990-02-02 焦点検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2024065A JPH02244019A (ja) 1990-02-02 1990-02-02 焦点検出装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP1588783A Division JPS59142506A (ja) 1983-02-02 1983-02-02 焦点検出装置

Publications (2)

Publication Number Publication Date
JPH02244019A true JPH02244019A (ja) 1990-09-28
JPH0585883B2 JPH0585883B2 (enrdf_load_html_response) 1993-12-09

Family

ID=12128044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024065A Granted JPH02244019A (ja) 1990-02-02 1990-02-02 焦点検出装置

Country Status (1)

Country Link
JP (1) JPH02244019A (enrdf_load_html_response)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009180778A (ja) * 2008-01-29 2009-08-13 Canon Inc 焦点検出装置および撮像装置
US10425574B2 (en) 2015-03-27 2019-09-24 Olympus Corporation Imaging device and focusing evaluation device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107312A (ja) * 1982-12-11 1984-06-21 Canon Inc 焦点検出信号処理方法
JPS59142506A (ja) * 1983-02-02 1984-08-15 Nippon Kogaku Kk <Nikon> 焦点検出装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107312A (ja) * 1982-12-11 1984-06-21 Canon Inc 焦点検出信号処理方法
JPS59142506A (ja) * 1983-02-02 1984-08-15 Nippon Kogaku Kk <Nikon> 焦点検出装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009180778A (ja) * 2008-01-29 2009-08-13 Canon Inc 焦点検出装置および撮像装置
US10425574B2 (en) 2015-03-27 2019-09-24 Olympus Corporation Imaging device and focusing evaluation device

Also Published As

Publication number Publication date
JPH0585883B2 (enrdf_load_html_response) 1993-12-09

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