JPS5794707A - Lens barrel capable of automatic focusing operation - Google Patents

Lens barrel capable of automatic focusing operation

Info

Publication number
JPS5794707A
JPS5794707A JP17120580A JP17120580A JPS5794707A JP S5794707 A JPS5794707 A JP S5794707A JP 17120580 A JP17120580 A JP 17120580A JP 17120580 A JP17120580 A JP 17120580A JP S5794707 A JPS5794707 A JP S5794707A
Authority
JP
Japan
Prior art keywords
pin
focusing operation
operation member
fixed
lens barrel
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
JP17120580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6345563B2 (enrdf_load_stackoverflow
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 true JPS5794707A (en) 1982-06-12
JPS6345563B2 JPS6345563B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02807A (ja) * 1988-01-12 1990-01-05 Olympus Optical Co Ltd レンズ鏡筒
JPH10115760A (ja) * 1997-11-26 1998-05-06 Olympus Optical Co Ltd 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

Families Citing this family (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

Citations (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
JPS55105407U (enrdf_load_stackoverflow) * 1979-01-18 1980-07-23

Patent Citations (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
JPS55105407U (enrdf_load_stackoverflow) * 1979-01-18 1980-07-23

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02807A (ja) * 1988-01-12 1990-01-05 Olympus Optical Co Ltd レンズ鏡筒
JPH10115760A (ja) * 1997-11-26 1998-05-06 Olympus Optical Co Ltd 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

Also Published As

Publication number Publication date
JPS6345563B2 (enrdf_load_stackoverflow) 1988-09-09

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