AT290162B - Pankratisches Objektiv hoher Lichtstärke - Google Patents

Pankratisches Objektiv hoher Lichtstärke

Info

Publication number
AT290162B
AT290162B AT916569A AT916569A AT290162B AT 290162 B AT290162 B AT 290162B AT 916569 A AT916569 A AT 916569A AT 916569 A AT916569 A AT 916569A AT 290162 B AT290162 B AT 290162B
Authority
AT
Austria
Prior art keywords
high speed
pancratic lens
pancratic
lens
speed
Prior art date
Application number
AT916569A
Other languages
English (en)
Inventor
Trude Muszumanski
Irmgard Wendisch
Original Assignee
Eumig
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 Eumig filed Critical Eumig
Priority to AT916569A priority Critical patent/AT290162B/de
Priority to US00069810A priority patent/US3715151A/en
Priority to DE2045479A priority patent/DE2045479C3/de
Application granted granted Critical
Publication of AT290162B publication Critical patent/AT290162B/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
    • G02B15/143—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 three groups only
    • G02B15/1431—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 three groups only the first group being positive
    • G02B15/143105—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 three groups only the first group being positive arranged +-+

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
AT916569A 1969-09-26 1969-09-26 Pankratisches Objektiv hoher Lichtstärke AT290162B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT916569A AT290162B (de) 1969-09-26 1969-09-26 Pankratisches Objektiv hoher Lichtstärke
US00069810A US3715151A (en) 1969-09-26 1970-09-08 Pancratic lens
DE2045479A DE2045479C3 (de) 1969-09-26 1970-09-15 Pankratisches Objektiv hoher Lichtstärke

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT916569A AT290162B (de) 1969-09-26 1969-09-26 Pankratisches Objektiv hoher Lichtstärke

Publications (1)

Publication Number Publication Date
AT290162B true AT290162B (de) 1971-05-25

Family

ID=3611747

Family Applications (1)

Application Number Title Priority Date Filing Date
AT916569A AT290162B (de) 1969-09-26 1969-09-26 Pankratisches Objektiv hoher Lichtstärke

Country Status (3)

Country Link
US (1) US3715151A (de)
AT (1) AT290162B (de)
DE (1) DE2045479C3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT329898B (de) * 1973-01-03 1976-06-10 Eumig Pankratisches objektiv

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784644A (en) * 1953-10-26 1957-03-12 Mcculloch Motors Corp Optical system attachment of variable focus for camera and projector objectives
DE1187825B (de) * 1962-12-01 1965-02-25 Agfa Ag Lichtstarkes Projektionsobjektiv veraenderlicher Brennweite
DE1279960B (de) * 1963-10-28 1968-10-10 Raimund Hauser Dr Photographisches oder kinematographisches Objektiv

Also Published As

Publication number Publication date
DE2045479C3 (de) 1979-09-20
US3715151A (en) 1973-02-06
DE2045479B2 (de) 1979-01-18
DE2045479A1 (de) 1971-04-01

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Legal Events

Date Code Title Description
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