CA1081513A - Zoom lens mount and mechanism - Google Patents

Zoom lens mount and mechanism

Info

Publication number
CA1081513A
CA1081513A CA274,259A CA274259A CA1081513A CA 1081513 A CA1081513 A CA 1081513A CA 274259 A CA274259 A CA 274259A CA 1081513 A CA1081513 A CA 1081513A
Authority
CA
Canada
Prior art keywords
lens
housing
drive shafts
mount
operatively connected
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
CA274,259A
Other languages
English (en)
French (fr)
Inventor
Edward C. Bock
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA1081513A publication Critical patent/CA1081513A/en
Expired 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
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
CA274,259A 1976-04-29 1977-03-18 Zoom lens mount and mechanism Expired CA1081513A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US681,371 1976-04-29
US05/681,371 US4076389A (en) 1976-04-29 1976-04-29 Zoom lens mount and mechanism

Publications (1)

Publication Number Publication Date
CA1081513A true CA1081513A (en) 1980-07-15

Family

ID=24735001

Family Applications (1)

Application Number Title Priority Date Filing Date
CA274,259A Expired CA1081513A (en) 1976-04-29 1977-03-18 Zoom lens mount and mechanism

Country Status (8)

Country Link
US (1) US4076389A (enExample)
JP (1) JPS52132830A (enExample)
CA (1) CA1081513A (enExample)
CH (1) CH613285A5 (enExample)
DE (1) DE2712516A1 (enExample)
FR (1) FR2349845A1 (enExample)
GB (1) GB1575824A (enExample)
SE (1) SE7704607L (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57104954A (en) * 1980-12-22 1982-06-30 Fuji Xerox Co Ltd Converter for magnification of copying machine
JPS5891475A (ja) * 1981-11-27 1983-05-31 Canon Inc 画像形成装置
JPS5994708A (ja) * 1982-11-22 1984-05-31 Tokyo Optical Co Ltd ズ−ムレンズ移動装置
JPS59194745U (ja) * 1983-06-13 1984-12-25 コニカ株式会社 複写機の変倍光学系給電装置
JPS6010214A (ja) * 1983-06-30 1985-01-19 Tokyo Optical Co Ltd 変倍光学装置
JPS61110129A (ja) * 1984-11-02 1986-05-28 Ricoh Co Ltd 変倍複写機における照度補正装置
JP2770737B2 (ja) * 1994-06-20 1998-07-02 株式会社ニコン 撮影光学系駆動装置
TWI257491B (en) * 2004-10-11 2006-07-01 Ind Tech Res Inst Driving mechanism for lens set

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB713024A (en) * 1951-10-05 1954-08-04 Watson W & Sons Ltd Improvements in or relating to variable magnification optical systems
US2782683A (en) * 1954-02-18 1957-02-26 Joseph B Walker Selective electrical lens adjusting machanisms for variable magnification systems
US3185029A (en) * 1961-01-23 1965-05-25 Bausch & Lomb Linear zoom optical system
DE1273975B (de) * 1966-07-16 1968-07-25 Schneider Co Optische Werke Einrichtung an photographischen oder kinematographischen Objektiven
US3591256A (en) * 1968-04-15 1971-07-06 Xerox Corp Variable magnification lens system
US3631786A (en) * 1970-07-23 1972-01-04 Eastman Kodak Co Adjusting mechanism for zoom lens system

Also Published As

Publication number Publication date
SE7704607L (sv) 1977-10-30
JPS52132830A (en) 1977-11-07
CH613285A5 (enExample) 1979-09-14
US4076389A (en) 1978-02-28
GB1575824A (en) 1980-10-01
FR2349845A1 (fr) 1977-11-25
DE2712516A1 (de) 1977-11-10

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Legal Events

Date Code Title Description
MKEX Expiry