JPS6345563B2 - - Google Patents

Info

Publication number
JPS6345563B2
JPS6345563B2 JP55171205A JP17120580A JPS6345563B2 JP S6345563 B2 JPS6345563 B2 JP S6345563B2 JP 55171205 A JP55171205 A JP 55171205A JP 17120580 A JP17120580 A JP 17120580A JP S6345563 B2 JPS6345563 B2 JP S6345563B2
Authority
JP
Japan
Prior art keywords
optical axis
groove
lens
automatic focusing
intermediate member
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
Application number
JP55171205A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5794707A (en
Inventor
Takashi Isobe
Shigeru Kamata
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 JP17120580A priority Critical patent/JPS5794707A/ja
Priority to US06/326,289 priority patent/US4461544A/en
Priority to DE19813148114 priority patent/DE3148114A1/de
Priority to GB8136593A priority patent/GB2090421B/en
Publication of JPS5794707A publication Critical patent/JPS5794707A/ja
Publication of JPS6345563B2 publication Critical patent/JPS6345563B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
JP17120580A 1980-12-04 1980-12-04 Lens barrel capable of automatic focusing operation Granted JPS5794707A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP17120580A JPS5794707A (en) 1980-12-04 1980-12-04 Lens barrel capable of automatic focusing operation
US06/326,289 US4461544A (en) 1980-12-04 1981-12-01 Autofocusing lens mounting
DE19813148114 DE3148114A1 (de) 1980-12-04 1981-12-04 Objektivfassung
GB8136593A GB2090421B (en) 1980-12-04 1981-12-04 Lens adjustment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17120580A JPS5794707A (en) 1980-12-04 1980-12-04 Lens barrel capable of automatic focusing operation

Publications (2)

Publication Number Publication Date
JPS5794707A JPS5794707A (en) 1982-06-12
JPS6345563B2 true JPS6345563B2 (en]) 1988-09-09

Family

ID=15918966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17120580A Granted JPS5794707A (en) 1980-12-04 1980-12-04 Lens barrel capable of automatic focusing operation

Country Status (1)

Country Link
JP (1) JPS5794707A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02127659A (ja) * 1988-10-13 1990-05-16 Xerox Corp 複写機の故障の診断及び識別方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2793813B2 (ja) * 1988-01-12 1998-09-03 オリンパス光学工業株式会社 レンズ鏡筒
JP2911115B2 (ja) * 1997-11-26 1999-06-23 オリンパス光学工業株式会社 レンズ鏡筒
CN101551582B (zh) 2008-04-02 2012-01-25 青岛海信电器股份有限公司 投影仪

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573025A (en) * 1978-11-25 1980-06-02 Minolta Camera Co Ltd Changeover device of automatic-manual focus controllable lens-barrel
JPS6336328Y2 (en]) * 1979-01-18 1988-09-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02127659A (ja) * 1988-10-13 1990-05-16 Xerox Corp 複写機の故障の診断及び識別方法

Also Published As

Publication number Publication date
JPS5794707A (en) 1982-06-12

Similar Documents

Publication Publication Date Title
US4990945A (en) Camera of changeable focal length
US4696559A (en) Variable focal length, automatic focusing camera with a single motor
US4191460A (en) Camera with automatic focus adjustment device
US4300823A (en) Auto-focus camera having a rangefinder
US5675441A (en) Focusing lens control apparatus with automatic and manual focus adjustment modes
JPS6138445B2 (en])
US4326783A (en) Interchangeable objective lens single-lens reflex camera focusing device
GB2090421A (en) Lens adjustment
US5532883A (en) Lens barrel having suppressed load torque and moment of inertia
US5821531A (en) Dual sensor encoder for detecting forward/reverse rotation having light modulating patterns with a predetermined phase different
JPS6035044B2 (ja) 焦点検出機能を有する光路増長装置
US4748466A (en) Camera provided with a light-shielding means
JPS6345563B2 (en])
US4540264A (en) Photographing lens focusing device
JP3324565B2 (ja) レンズ駆動装置
JPH04218006A (ja) レンズ鏡筒
US4970537A (en) Camera permitting close-up photography
JPH0580644B2 (en])
JP2563056Y2 (ja) 自動及び手動焦点調節可能なレンズ鏡筒
JP3123148B2 (ja) レンズ鏡筒
US4862202A (en) Magnification change-over device for camera
JP2519957Y2 (ja) 自動合焦装置付カメラの遠距離合焦装置
JP2001194573A (ja) カメラ
JPH07306355A (ja) レンズ鏡筒
JP3193615B2 (ja) シャッタの遮光装置