CH469277A - Objektiv mit veränderbarer Verkleinerung - Google Patents

Objektiv mit veränderbarer Verkleinerung

Info

Publication number
CH469277A
CH469277A CH1726067A CH1726067A CH469277A CH 469277 A CH469277 A CH 469277A CH 1726067 A CH1726067 A CH 1726067A CH 1726067 A CH1726067 A CH 1726067A CH 469277 A CH469277 A CH 469277A
Authority
CH
Switzerland
Prior art keywords
lens
adjustable reduction
adjustable
reduction
Prior art date
Application number
CH1726067A
Other languages
German (de)
English (en)
Inventor
Stanislaw Wilczynski Janusz
Eugene Tibbetts Raymond
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH469277A publication Critical patent/CH469277A/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • 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
    • G02B15/142—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 having two groups only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
CH1726067A 1966-12-08 1967-12-08 Objektiv mit veränderbarer Verkleinerung CH469277A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60015866A 1966-12-08 1966-12-08

Publications (1)

Publication Number Publication Date
CH469277A true CH469277A (de) 1969-02-28

Family

ID=24402531

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1726067A CH469277A (de) 1966-12-08 1967-12-08 Objektiv mit veränderbarer Verkleinerung

Country Status (6)

Country Link
CH (1) CH469277A (xx)
DE (1) DE1572700B1 (xx)
FR (1) FR1542937A (xx)
GB (1) GB1154785A (xx)
NL (1) NL6716449A (xx)
SE (1) SE320517B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4240724A (en) * 1979-10-01 1980-12-23 Polaroid Corporation Zone focusing optical system
US4466707A (en) * 1980-03-21 1984-08-21 Canon Kabushiki Kaisha Variable magnification lens system
GB2339619B (en) * 1998-05-14 2002-05-01 Pilkington Perkin Elmer Ltd Optical systems
US6160668A (en) * 1998-05-14 2000-12-12 Pilkington Pe Limited Optical systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR951536A (fr) * 1944-06-30 1949-10-27 Kodak Pathe Perfectionnements aux objectifs photographiques
DE1087825B (de) * 1958-07-01 1960-08-25 Zeiss Carl Fa Photographisches Objektiv
FR1239950A (fr) * 1959-05-30 1960-09-02 Meopta Prevov Narodni Podnik Objectif photographique à grande luminosité

Also Published As

Publication number Publication date
SE320517B (xx) 1970-02-09
DE1572700B1 (de) 1971-10-07
GB1154785A (en) 1969-06-11
FR1542937A (fr)
NL6716449A (xx) 1968-06-10

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