CH427334A - Objektiv veränderbarer Brennweite - Google Patents

Objektiv veränderbarer Brennweite

Info

Publication number
CH427334A
CH427334A CH1070463A CH1070463A CH427334A CH 427334 A CH427334 A CH 427334A CH 1070463 A CH1070463 A CH 1070463A CH 1070463 A CH1070463 A CH 1070463A CH 427334 A CH427334 A CH 427334A
Authority
CH
Switzerland
Prior art keywords
focal length
lens changeable
changeable focal
lens
length
Prior art date
Application number
CH1070463A
Other languages
English (en)
Inventor
Ludwig Dr Bertele
Bertele Juergen
Original Assignee
Bertele Ludwig
Bertele Juergen
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 Bertele Ludwig, Bertele Juergen filed Critical Bertele Ludwig
Priority to CH1070463A priority Critical patent/CH427334A/de
Priority to AT968763A priority patent/AT245821B/de
Priority to US391528A priority patent/US3466113A/en
Priority to FR986149A priority patent/FR1405071A/fr
Priority to GB35034/64A priority patent/GB1067428A/en
Priority to DE1964B0078287 priority patent/DE1236816C2/de
Publication of CH427334A publication Critical patent/CH427334A/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
    • G02B15/146—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 more than five groups
    • G02B15/1465—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 more than five groups the first group being negative
    • 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
    • G02B15/146—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 more than five groups
    • G02B15/1461—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 more than five groups the first group being positive
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/74—Applying photosensitive compositions to the base; Drying processes therefor
    • G03C2001/7403—Air jets

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
CH1070463A 1963-08-28 1963-08-28 Objektiv veränderbarer Brennweite CH427334A (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH1070463A CH427334A (de) 1963-08-28 1963-08-28 Objektiv veränderbarer Brennweite
AT968763A AT245821B (de) 1963-08-28 1963-12-03 Objektiv mit veränderlicher Brennweite
US391528A US3466113A (en) 1963-08-28 1964-08-24 Varifocal objective with movable lens component of positive refractivity
FR986149A FR1405071A (fr) 1963-08-28 1964-08-25 Objectif à distance focale variable
GB35034/64A GB1067428A (en) 1963-08-28 1964-08-26 Improvements in or relating to objectives with variable focal lengths
DE1964B0078287 DE1236816C2 (de) 1963-08-28 1964-08-27 Objektiv mit veraenderlicher brennweite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1070463A CH427334A (de) 1963-08-28 1963-08-28 Objektiv veränderbarer Brennweite

Publications (1)

Publication Number Publication Date
CH427334A true CH427334A (de) 1966-12-31

Family

ID=4365943

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1070463A CH427334A (de) 1963-08-28 1963-08-28 Objektiv veränderbarer Brennweite

Country Status (6)

Country Link
US (1) US3466113A (de)
AT (1) AT245821B (de)
CH (1) CH427334A (de)
DE (1) DE1236816C2 (de)
FR (1) FR1405071A (de)
GB (1) GB1067428A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597048A (en) * 1969-02-07 1971-08-03 Ludwig Bertele Varifocal objective with movable lens component of positive refractivity
AT287341B (de) * 1969-08-14 1971-01-25 Eumig Pankratisches Projektionsobjektiv
JPS523584B1 (de) * 1971-07-19 1977-01-28
JPS5852201B2 (ja) * 1974-04-04 1983-11-21 ミノルタ株式会社 変倍レンズ
AT339067B (de) * 1975-08-11 1977-09-26 Eumig Afokaler vorsatz
JPH0658454B2 (ja) * 1985-07-03 1994-08-03 キヤノン株式会社 変倍フアインダ−
JPH0693072B2 (ja) * 1986-02-21 1994-11-16 オリンパス光学工業株式会社 ズ−ムフアインダ−
US5875059A (en) * 1997-02-19 1999-02-23 Eastman Kodak Company Variable focal length lens system having a divergent front lens unit
US7218444B2 (en) * 2004-05-03 2007-05-15 Raytheon Company Dual-band, dual-focal-length, relayed refractive imager
TWI582458B (zh) 2016-04-22 2017-05-11 大立光電股份有限公司 成像光學系統鏡組、取像裝置及電子裝置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL284345A (de) * 1961-10-16
DE1258135B (de) * 1962-04-06 1968-01-04 Schneider Co Optische Werke Lichtstarkes Objektiv mit veraenderbarer Brennweite und mechanischem Ausgleich der Bildverschiebung
US3294470A (en) * 1963-07-01 1966-12-27 Bausch & Lomb Pancratic condenser for projectors

Also Published As

Publication number Publication date
FR1405071A (fr) 1965-07-02
DE1236816B (de) 1967-03-16
GB1067428A (en) 1967-05-03
DE1236816C2 (de) 1978-06-29
US3466113A (en) 1969-09-09
AT245821B (de) 1966-03-25

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