MY7600097A - Improvements in or relating to zoom lens - Google Patents

Improvements in or relating to zoom lens

Info

Publication number
MY7600097A
MY7600097A MY97/76A MY7600097A MY7600097A MY 7600097 A MY7600097 A MY 7600097A MY 97/76 A MY97/76 A MY 97/76A MY 7600097 A MY7600097 A MY 7600097A MY 7600097 A MY7600097 A MY 7600097A
Authority
MY
Malaysia
Prior art keywords
relating
zoom lens
zoom
lens
Prior art date
Application number
MY97/76A
Other languages
English (en)
Original Assignee
Ponder & Best
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 Ponder & Best filed Critical Ponder & Best
Publication of MY7600097A publication Critical patent/MY7600097A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/22—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with movable lens means specially adapted for focusing at close distances
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Lenses (AREA)
MY97/76A 1972-06-01 1976-12-30 Improvements in or relating to zoom lens MY7600097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25881672A 1972-06-01 1972-06-01

Publications (1)

Publication Number Publication Date
MY7600097A true MY7600097A (en) 1976-12-31

Family

ID=22982252

Family Applications (2)

Application Number Title Priority Date Filing Date
MY97/76A MY7600097A (en) 1972-06-01 1976-12-30 Improvements in or relating to zoom lens
MY96/76A MY7600096A (en) 1972-06-01 1976-12-30 Improvements in or relating to zoom lens

Family Applications After (1)

Application Number Title Priority Date Filing Date
MY96/76A MY7600096A (en) 1972-06-01 1976-12-30 Improvements in or relating to zoom lens

Country Status (5)

Country Link
US (2) US3784285A (xx)
DE (2) DE2245450B2 (xx)
GB (2) GB1383784A (xx)
HK (2) HK11776A (xx)
MY (2) MY7600097A (xx)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119983B2 (xx) * 1972-09-20 1976-06-22
JPH0115843B2 (xx) * 1972-09-22 1989-03-20 Canon Kk
JPS5123339Y2 (xx) * 1972-09-26 1976-06-15
JPS5540852B2 (xx) * 1972-10-09 1980-10-21
JPS503354A (xx) * 1973-05-11 1975-01-14
US3876290A (en) * 1973-12-05 1975-04-08 Frank G Back Rapid focusing varifocal lens assembly
US3890036A (en) * 1974-02-28 1975-06-17 Berkey Photo Inc Zoom lens system
JPS5232343A (en) * 1975-09-08 1977-03-11 Nitto Kogaku Kk Zoom lens being capable of close view photographing
JPS5841483B2 (ja) * 1975-10-06 1983-09-12 ミノルタ株式会社 マクロサツエイキコウツキズ−ムレンズキヨウドウ
US4062621A (en) * 1975-10-28 1977-12-13 Bell & Howell Company Large aperture extended range zoom lens
US4298251A (en) * 1976-11-24 1981-11-03 Bell & Howell Company Dual macro zoom optical system
FR2373804A1 (fr) * 1976-12-09 1978-07-07 Fuji Photo Optical Co Ltd Objectif zoom pour appareils de prise de vues
USRE30592E (en) * 1978-01-23 1981-04-28 Bell & Howell Company Large aperture extended range zoom lens
US4230397A (en) * 1978-09-21 1980-10-28 Bell & Howell Company Large aperture extended range zoom lens
JPS55133006A (en) * 1979-04-04 1980-10-16 Asahi Optical Co Ltd Close-up photographing changeover device of zoom lens barrel
JPS565108U (xx) * 1979-06-25 1981-01-17
US4322150A (en) * 1979-07-30 1982-03-30 Canon Kabushiki Kaisha Mechanical mounting system for zoom objective
DE3038378C2 (de) * 1979-10-11 1986-07-03 Canon K.K., Tokio/Tokyo Objektivfassung
JPS56114918A (en) * 1980-02-15 1981-09-09 Canon Inc Large-diameter lens with easy focusing
JPS5764202A (en) * 1980-10-08 1982-04-19 Nippon Kogaku Kk <Nikon> Macrozoom lens barrel
JPS5766426A (en) * 1980-10-11 1982-04-22 Nippon Kogaku Kk <Nikon> Zoom lens barrel
JPS58145902A (ja) * 1982-02-25 1983-08-31 Yabe Kogaku Kiki Seisakusho:Kk マクロ機能付リアコンバ−タレンズ
JPS5923309A (ja) * 1982-07-30 1984-02-06 Sony Corp レンズの移動機構
JPS5929215A (ja) * 1982-08-11 1984-02-16 Canon Inc ズ−ムレンズのフオ−カシング方法
JPS60188917A (ja) * 1984-03-07 1985-09-26 Asahi Optical Co Ltd 近距離撮影用レンズ系
JPH04125607A (ja) * 1990-09-18 1992-04-27 Canon Inc 光学機器
TWI236573B (en) * 2004-07-09 2005-07-21 Asia Optical Co Inc Camera lens with adjustment mechanism
JP5073172B2 (ja) * 2005-03-17 2012-11-14 株式会社リコー ディジタルカメラ及び携帯型情報端末装置
TWI394446B (zh) * 2007-11-23 2013-04-21 Hon Hai Prec Ind Co Ltd 鏡頭模組、相機模組及便擕式電子產品

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090282A (en) * 1959-01-28 1963-05-21 Angenieux Pierre Mechanism for controlling the axial displacements of optical elements
DE1812964U (de) * 1960-02-12 1960-06-09 Zeiss Carl Fa Einstellfassung fuer photographische objektive mit entfernungs- und brennweitenverstellung.
JPS4633495B1 (xx) * 1967-07-14 1971-10-01
JPS4826726Y1 (xx) * 1969-05-19 1973-08-06
CH532796A (de) * 1969-06-27 1973-01-15 Vockenhuber Karl Optisches System mit zwei unabhängig voneinander verstellbaren Entfernungseinstellern
JPS5510885B1 (xx) * 1970-08-18 1980-03-19
US3765748A (en) * 1972-09-01 1973-10-16 H Mito Mechanism for relative adjustment of axially spaced lens components

Also Published As

Publication number Publication date
MY7600096A (en) 1976-12-31
DE2245450A1 (de) 1973-12-06
GB1383784A (en) 1974-02-12
US4097124A (en) 1978-06-27
US3784285A (en) 1974-01-08
HK11776A (en) 1976-03-12
DE2245450B2 (de) 1977-12-15
HK11976A (en) 1976-03-12
DE2264832C3 (de) 1979-03-01
GB1383782A (en) 1974-02-12
DE2264832A1 (de) 1975-02-13
DE2264832B2 (de) 1978-06-29

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