AT337473B - Afokaler vorsatz - Google Patents

Afokaler vorsatz

Info

Publication number
AT337473B
AT337473B AT924174A AT924174A AT337473B AT 337473 B AT337473 B AT 337473B AT 924174 A AT924174 A AT 924174A AT 924174 A AT924174 A AT 924174A AT 337473 B AT337473 B AT 337473B
Authority
AT
Austria
Prior art keywords
afocal attachment
afocal
attachment
Prior art date
Application number
AT924174A
Other languages
English (en)
Other versions
ATA924174A (de
Inventor
Trude Muszumanski
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 AT924174A priority Critical patent/AT337473B/de
Priority to DE19752551365 priority patent/DE2551365A1/de
Priority to JP50138600A priority patent/JPS5173450A/ja
Publication of ATA924174A publication Critical patent/ATA924174A/de
Application granted granted Critical
Publication of AT337473B publication Critical patent/AT337473B/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)
AT924174A 1974-11-18 1974-11-18 Afokaler vorsatz AT337473B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT924174A AT337473B (de) 1974-11-18 1974-11-18 Afokaler vorsatz
DE19752551365 DE2551365A1 (de) 1974-11-18 1975-11-15 Afokaler vorsatz
JP50138600A JPS5173450A (de) 1974-11-18 1975-11-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT924174A AT337473B (de) 1974-11-18 1974-11-18 Afokaler vorsatz

Publications (2)

Publication Number Publication Date
ATA924174A ATA924174A (de) 1976-10-15
AT337473B true AT337473B (de) 1977-07-11

Family

ID=3612438

Family Applications (1)

Application Number Title Priority Date Filing Date
AT924174A AT337473B (de) 1974-11-18 1974-11-18 Afokaler vorsatz

Country Status (3)

Country Link
JP (1) JPS5173450A (de)
AT (1) AT337473B (de)
DE (1) DE2551365A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3205471A1 (de) * 1981-02-16 1982-09-09 Asahi Kogaku Kogyo K.K., Tokyo Varioobjektiv

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5424652A (en) * 1977-07-26 1979-02-24 Canon Inc Imaging system of zoom lens
JP6720231B2 (ja) 2018-02-06 2020-07-08 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3205471A1 (de) * 1981-02-16 1982-09-09 Asahi Kogaku Kogyo K.K., Tokyo Varioobjektiv

Also Published As

Publication number Publication date
DE2551365A1 (de) 1976-05-20
JPS5173450A (de) 1976-06-25
ATA924174A (de) 1976-10-15

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