CH482206A - Objektiv mit stetig veränderbarer Brennweite - Google Patents

Objektiv mit stetig veränderbarer Brennweite

Info

Publication number
CH482206A
CH482206A CH319469A CH319469A CH482206A CH 482206 A CH482206 A CH 482206A CH 319469 A CH319469 A CH 319469A CH 319469 A CH319469 A CH 319469A CH 482206 A CH482206 A CH 482206A
Authority
CH
Switzerland
Prior art keywords
lens
focal length
continuously variable
variable focal
continuously
Prior art date
Application number
CH319469A
Other languages
English (en)
Inventor
Scholz Norbert
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH482206A publication Critical patent/CH482206A/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
    • G02B15/144—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 four groups only
    • G02B15/1441—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 four groups only the first group being positive
    • G02B15/144113—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 four groups only the first group being positive arranged +-++
CH319469A 1968-03-08 1969-03-03 Objektiv mit stetig veränderbarer Brennweite CH482206A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1278132 1968-03-08

Publications (1)

Publication Number Publication Date
CH482206A true CH482206A (de) 1969-11-30

Family

ID=5662251

Family Applications (1)

Application Number Title Priority Date Filing Date
CH319469A CH482206A (de) 1968-03-08 1969-03-03 Objektiv mit stetig veränderbarer Brennweite

Country Status (4)

Country Link
US (1) US3580662A (de)
CH (1) CH482206A (de)
FR (1) FR2003477A1 (de)
GB (1) GB1261217A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE29237E (en) * 1970-04-17 1977-05-31 Karl Vockenhuber Zoom lens for super 8 film
US3784283A (en) * 1971-04-14 1974-01-08 Vockenhuber Karl Zoom lens for super-8 film
CH580821A5 (de) * 1974-06-13 1976-12-15 Bertele Ludwig
US5671996A (en) * 1994-12-30 1997-09-30 Donnelly Corporation Vehicle instrumentation/console lighting

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044355A (en) * 1961-05-25 1962-07-17 Bell & Howell Co Zoom lenses
US3044356A (en) * 1961-05-26 1962-07-17 Bell & Howell Co Zoom lens

Also Published As

Publication number Publication date
FR2003477A1 (de) 1969-11-07
GB1261217A (en) 1972-01-26
US3580662A (en) 1971-05-25

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Legal Events

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PL Patent ceased