AT244622B - Objectiv mit veränderlicher Brennweite - Google Patents

Objectiv mit veränderlicher Brennweite

Info

Publication number
AT244622B
AT244622B AT19763A AT19763A AT244622B AT 244622 B AT244622 B AT 244622B AT 19763 A AT19763 A AT 19763A AT 19763 A AT19763 A AT 19763A AT 244622 B AT244622 B AT 244622B
Authority
AT
Austria
Prior art keywords
focal length
length lens
variable focal
variable
lens
Prior art date
Application number
AT19763A
Other languages
English (en)
Original Assignee
Paillard Sa
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 Paillard Sa filed Critical Paillard Sa
Application granted granted Critical
Publication of AT244622B publication Critical patent/AT244622B/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
    • G02B15/22—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 with movable lens means specially adapted for focusing at close distances
    • 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
    • G02B15/1435—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 negative
    • G02B15/143507—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 negative arranged -++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Lens Barrels (AREA)
AT19763A 1962-11-15 1963-01-10 Objectiv mit veränderlicher Brennweite AT244622B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1337062A CH381878A (fr) 1962-11-15 1962-11-15 Objectif à focale variable

Publications (1)

Publication Number Publication Date
AT244622B true AT244622B (de) 1966-01-10

Family

ID=4391822

Family Applications (1)

Application Number Title Priority Date Filing Date
AT19763A AT244622B (de) 1962-11-15 1963-01-10 Objectiv mit veränderlicher Brennweite

Country Status (6)

Country Link
US (1) US3391973A (de)
JP (1) JPS5334498B1 (de)
AT (1) AT244622B (de)
CH (1) CH381878A (de)
DE (1) DE1272580B (de)
GB (1) GB989414A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029254A1 (de) * 1969-06-27 1971-01-14 Vockenhuber, Karl, Ing Hauser, Rai mund, Dr , Wien Optisches System
DE2346859A1 (de) * 1972-09-20 1974-03-28 Minolta Camera Kk Varioobjektiv
DE2556611A1 (de) * 1974-12-28 1976-07-08 Nippon Kogaku Kk Teleobjektiv
DE2914504A1 (de) * 1978-04-21 1979-10-25 Asahi Optical Co Ltd Fokussiervorrichtung fuer ein zoom- objektiv
DE3736001A1 (de) * 1986-10-24 1988-05-05 Asahi Optical Co Ltd Macro-angepasstes zoomlinsensystem mit hohem brennweitenbereich und weitwinkeleinstellung

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4832387B1 (de) * 1969-07-26 1973-10-05
JPS5023814B1 (de) * 1970-07-25 1975-08-11
JPS5510885B1 (de) * 1970-08-18 1980-03-19
US3817600A (en) * 1971-06-14 1974-06-18 Ponder & Best Zoom lens having close-up focusing mode of operation
US4043642A (en) * 1973-03-06 1977-08-23 Canon Kabushiki Kaisha Zoom lens system having electrical control of moving elements
JPS512439A (en) * 1974-06-17 1976-01-10 Canon Kk Makurozuumurenzukei
AT343937B (de) * 1975-08-06 1978-06-26 Eumig Pankratisches objektiv
JPS5232343A (en) * 1975-09-08 1977-03-11 Nitto Kogaku Kk Zoom lens being capable of close view photographing
JPS53107347A (en) * 1977-03-01 1978-09-19 Canon Inc Zoom lens
JPS592884B2 (ja) * 1979-07-28 1984-01-21 旭光学工業株式会社 ズ−ムレンズのフオ−カス方式
DE3700162A1 (de) * 1986-09-01 1988-03-03 Docter Optic Wetzlar Gmbh Varioobjektiv fuer projektionszwecke
JP2870790B2 (ja) * 1989-03-17 1999-03-17 ミノルタ株式会社 マイクロリーダプリンタの照明系
JP2906543B2 (ja) * 1990-03-07 1999-06-21 ミノルタ株式会社 マイクロリーダプリンタの照明系
JPH0655505U (ja) * 1992-06-11 1994-08-02 次雄 牧野 櫛

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029254A1 (de) * 1969-06-27 1971-01-14 Vockenhuber, Karl, Ing Hauser, Rai mund, Dr , Wien Optisches System
DE2346859A1 (de) * 1972-09-20 1974-03-28 Minolta Camera Kk Varioobjektiv
DE2556611A1 (de) * 1974-12-28 1976-07-08 Nippon Kogaku Kk Teleobjektiv
DE2914504A1 (de) * 1978-04-21 1979-10-25 Asahi Optical Co Ltd Fokussiervorrichtung fuer ein zoom- objektiv
DE3736001A1 (de) * 1986-10-24 1988-05-05 Asahi Optical Co Ltd Macro-angepasstes zoomlinsensystem mit hohem brennweitenbereich und weitwinkeleinstellung

Also Published As

Publication number Publication date
GB989414A (en) 1965-04-14
US3391973A (en) 1968-07-09
CH381878A (fr) 1964-09-15
JPS5334498B1 (de) 1978-09-21
DE1272580B (de) 1968-07-11

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