JPH0234003B2 - - Google Patents

Info

Publication number
JPH0234003B2
JPH0234003B2 JP60219521A JP21952185A JPH0234003B2 JP H0234003 B2 JPH0234003 B2 JP H0234003B2 JP 60219521 A JP60219521 A JP 60219521A JP 21952185 A JP21952185 A JP 21952185A JP H0234003 B2 JPH0234003 B2 JP H0234003B2
Authority
JP
Japan
Prior art keywords
amount
focusing lens
defocus
movement
photographing system
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
JP60219521A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6278519A (ja
Inventor
Tsunefumi Tanaka
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP21952185A priority Critical patent/JPS6278519A/ja
Priority to GB8623562A priority patent/GB2181262B/en
Priority to DE19863633592 priority patent/DE3633592A1/de
Publication of JPS6278519A publication Critical patent/JPS6278519A/ja
Publication of JPH0234003B2 publication Critical patent/JPH0234003B2/ja
Priority to US07/573,270 priority patent/US6208811B1/en
Granted legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Lens Barrels (AREA)
JP21952185A 1985-10-02 1985-10-02 自動合焦装置 Granted JPS6278519A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP21952185A JPS6278519A (ja) 1985-10-02 1985-10-02 自動合焦装置
GB8623562A GB2181262B (en) 1985-10-02 1986-10-01 Automatic focusing system
DE19863633592 DE3633592A1 (de) 1985-10-02 1986-10-02 Automatisches fokussiersystem
US07/573,270 US6208811B1 (en) 1985-10-02 1990-08-27 Automatic focussing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21952185A JPS6278519A (ja) 1985-10-02 1985-10-02 自動合焦装置

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP14032488A Division JPH01131509A (ja) 1988-06-07 1988-06-07 変倍光学系
JP14032388A Division JPH01131508A (ja) 1988-06-07 1988-06-07 撮影系
JP14032288A Division JPH01131507A (ja) 1988-06-07 1988-06-07 光学装置

Publications (2)

Publication Number Publication Date
JPS6278519A JPS6278519A (ja) 1987-04-10
JPH0234003B2 true JPH0234003B2 (enrdf_load_stackoverflow) 1990-08-01

Family

ID=16736774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21952185A Granted JPS6278519A (ja) 1985-10-02 1985-10-02 自動合焦装置

Country Status (1)

Country Link
JP (1) JPS6278519A (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2681912B2 (ja) * 1986-01-22 1997-11-26 株式会社ニコン 自動合焦装置
JPH0769509B2 (ja) * 1987-09-04 1995-07-31 キヤノン株式会社 自動合焦装置
JPH0795137B2 (ja) * 1988-02-08 1995-10-11 オリンパス光学工業株式会社 ズームレンズ付カメラの焦点補正装置
JP2505237B2 (ja) * 1988-02-08 1996-06-05 オリンパス光学工業株式会社 カメラの焦点調節装置
JPH0810290B2 (ja) * 1988-12-16 1996-01-31 松下電器産業株式会社 ズームレンズシステムとズーム駆動方法
JP2679587B2 (ja) * 1993-09-13 1997-11-19 株式会社ニコン 自動合焦装置
JP2679588B2 (ja) * 1993-09-13 1997-11-19 株式会社ニコン 自動合焦装置および自動合焦装置を備えたカメラに装着可能な撮影光学系
US5748387A (en) * 1994-02-23 1998-05-05 Nikon Corporation Zoom lens system
US5756167A (en) * 1995-04-07 1998-05-26 Hashimoto Forming Industry Co., Ltd. Rigid elongated member for use in vehicles and producing method and apparatus therefor
JPH09145987A (ja) * 1995-11-28 1997-06-06 Nikon Corp ズームレンズ系
US5790317A (en) * 1995-12-13 1998-08-04 Nikon Corporation Zoom lens system
JPH09211295A (ja) * 1996-02-07 1997-08-15 Nikon Corp ズームレンズ系
JPH09236749A (ja) * 1996-03-01 1997-09-09 Nikon Corp ズームレンズ系

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58217907A (ja) * 1982-06-12 1983-12-19 Nippon Seimitsu Kogyo Kk ズームレンズのフォーカシング方法
JPS58224317A (ja) * 1982-06-23 1983-12-26 Minolta Camera Co Ltd 自動焦点カメラのレンズ繰り出し制御装置
JPS59140408A (ja) * 1983-02-01 1984-08-11 Minolta Camera Co Ltd 変倍レンズ
JPS6012526A (ja) * 1983-07-01 1985-01-22 Minolta Camera Co Ltd 自動焦点調整装置

Also Published As

Publication number Publication date
JPS6278519A (ja) 1987-04-10

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term