AT250049B - Lichtstarkes Vario-Objektiv - Google Patents

Lichtstarkes Vario-Objektiv

Info

Publication number
AT250049B
AT250049B AT794264A AT794264A AT250049B AT 250049 B AT250049 B AT 250049B AT 794264 A AT794264 A AT 794264A AT 794264 A AT794264 A AT 794264A AT 250049 B AT250049 B AT 250049B
Authority
AT
Austria
Prior art keywords
powerful
varifocal lens
varifocal
lens
powerful varifocal
Prior art date
Application number
AT794264A
Other languages
English (en)
Original Assignee
Schneider Co Optische Werke
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 Schneider Co Optische Werke filed Critical Schneider Co Optische Werke
Application granted granted Critical
Publication of AT250049B publication Critical patent/AT250049B/de

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
    • G02B15/145—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 five groups only
    • G02B15/1451—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 five groups only the first group being positive
    • G02B15/145125—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 five groups only the first group being positive arranged +--++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
AT794264A 1963-10-16 1964-09-16 Lichtstarkes Vario-Objektiv AT250049B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH34003A DE1264094B (de) 1963-10-16 1963-10-16 Lichtstarkes Vario-Objektiv

Publications (1)

Publication Number Publication Date
AT250049B true AT250049B (de) 1966-10-25

Family

ID=7432993

Family Applications (1)

Application Number Title Priority Date Filing Date
AT794264A AT250049B (de) 1963-10-16 1964-09-16 Lichtstarkes Vario-Objektiv

Country Status (5)

Country Link
US (1) US3350155A (de)
AT (1) AT250049B (de)
CH (1) CH433802A (de)
DE (1) DE1264094B (de)
GB (1) GB1060266A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1472230A1 (de) * 1965-07-08 1969-01-16 Schneider Co Optische Werke Fotografisches Aufnahmeobjektiv mit veraenderbarer Brennweite
DE2032573A1 (de) * 1970-07-01 1972-01-05 Jos. Schneider & Co, Optische Werke, 6550 Bad Kreuznach Lichtstarkes Objektiv mit veränderbarer Brennweite
US3773402A (en) * 1970-09-15 1973-11-20 Vockenhuber Karl Pancratic lens
AT329898B (de) * 1973-01-03 1976-06-10 Eumig Pankratisches objektiv
US4113356A (en) * 1976-04-20 1978-09-12 Olympus Optical Co., Ltd. Zoom lens system with high zooming ratio

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB646409A (en) * 1948-07-02 1950-11-22 Watson W & Sons Ltd Improvements in or relating to variable magnification optical systems
US3027805A (en) * 1958-10-22 1962-04-03 Canon Camera Co Zoom lens system

Also Published As

Publication number Publication date
CH433802A (de) 1967-04-15
DE1264094B (de) 1968-03-21
GB1060266A (en) 1967-03-01
US3350155A (en) 1967-10-31

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