NL167030C - ZOOM LENS SYSTEM. - Google Patents

ZOOM LENS SYSTEM.

Info

Publication number
NL167030C
NL167030C NL7206208A NL7206208A NL167030C NL 167030 C NL167030 C NL 167030C NL 7206208 A NL7206208 A NL 7206208A NL 7206208 A NL7206208 A NL 7206208A NL 167030 C NL167030 C NL 167030C
Authority
NL
Netherlands
Prior art keywords
zoom lens
lens system
zoom
lens
Prior art date
Application number
NL7206208A
Other languages
Dutch (nl)
Other versions
NL7206208A (en
NL167030B (en
Original Assignee
Canon Kk
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
Priority claimed from JP9284171A external-priority patent/JPS5443373B2/ja
Application filed by Canon Kk filed Critical Canon Kk
Publication of NL7206208A publication Critical patent/NL7206208A/xx
Publication of NL167030B publication Critical patent/NL167030B/en
Application granted granted Critical
Publication of NL167030C publication Critical patent/NL167030C/en

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
    • G02B7/105—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 with movable lens means specially adapted for focusing at close distances
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Lens Barrels (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
NL7206208A 1971-05-08 1972-05-08 ZOOM LENS SYSTEM. NL167030C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP46030735 1971-05-08
JP9284171A JPS5443373B2 (en) 1971-11-18 1971-11-18

Publications (3)

Publication Number Publication Date
NL7206208A NL7206208A (en) 1972-11-10
NL167030B NL167030B (en) 1981-05-15
NL167030C true NL167030C (en) 1981-10-15

Family

ID=26369137

Family Applications (4)

Application Number Title Priority Date Filing Date
NL7206208A NL167030C (en) 1971-05-08 1972-05-08 ZOOM LENS SYSTEM.
NL8100590A NL8100590A (en) 1971-05-08 1981-02-06 ZOOM LENS SYSTEM.
NL8100591A NL8100591A (en) 1971-05-08 1981-02-06 ZOOM LENS SYSTEM.
NL8100592A NL8100592A (en) 1971-05-08 1981-02-06 ZOOM LENS SYSTEM.

Family Applications After (3)

Application Number Title Priority Date Filing Date
NL8100590A NL8100590A (en) 1971-05-08 1981-02-06 ZOOM LENS SYSTEM.
NL8100591A NL8100591A (en) 1971-05-08 1981-02-06 ZOOM LENS SYSTEM.
NL8100592A NL8100592A (en) 1971-05-08 1981-02-06 ZOOM LENS SYSTEM.

Country Status (4)

Country Link
DE (3) DE2265634C2 (en)
FR (1) FR2137598B1 (en)
GB (1) GB1392224A (en)
NL (4) NL167030C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS588481B2 (en) * 1974-06-18 1983-02-16 キヤノン株式会社 Zoom lens wide angle method
JPS5567716A (en) * 1978-11-17 1980-05-22 Canon Inc Lens structural body
JPS61156213A (en) * 1984-12-28 1986-07-15 Canon Inc Zoom lens
DE19755392C2 (en) * 1997-12-12 2001-05-10 Zentrum Fuer Neuroinformatik G Imaging optical system
CN111702346B (en) * 2020-05-22 2021-04-20 中国科学院西安光学精密机械研究所 Variable focal depth laser cutting head

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1101793B (en) * 1959-02-03 1961-03-09 Zeiss Carl Fa Photographic lens with continuously variable focal length
DE1250650B (en) * 1961-07-26
US3570382A (en) * 1967-09-09 1971-03-16 Agfa Gevaert Ag Photographic camera with film type indicating means
CH532796A (en) * 1969-06-27 1973-01-15 Vockenhuber Karl Optical system with two independently adjustable distance adjusters
JPS4832387B1 (en) * 1969-07-26 1973-10-05
DE7030757U (en) * 1969-09-22 1975-08-21 Hauser Raimund Ddr PANRATIC LENS, IN PARTICULAR FOR PHOTOGRAPHICAL RECORDINGS.

Also Published As

Publication number Publication date
GB1392224A (en) 1975-04-30
FR2137598A1 (en) 1972-12-29
DE2222536A1 (en) 1972-11-23
DE2222536C2 (en) 1984-02-23
NL8100592A (en) 1981-07-01
NL8100591A (en) 1981-06-01
NL7206208A (en) 1972-11-10
NL8100590A (en) 1981-06-01
NL167030B (en) 1981-05-15
FR2137598B1 (en) 1975-03-21
DE2265634C2 (en) 1982-10-21
DE2265635C2 (en) 1982-10-21

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Legal Events

Date Code Title Description
V4 Lapsed because of reaching the maxim lifetime of a patent