CH434789A - Lichtstarkes Vario-Objektiv - Google Patents

Lichtstarkes Vario-Objektiv

Info

Publication number
CH434789A
CH434789A CH952466A CH952466A CH434789A CH 434789 A CH434789 A CH 434789A CH 952466 A CH952466 A CH 952466A CH 952466 A CH952466 A CH 952466A CH 434789 A CH434789 A CH 434789A
Authority
CH
Switzerland
Prior art keywords
powerful
varifocal lens
varifocal
lens
powerful varifocal
Prior art date
Application number
CH952466A
Other languages
English (en)
Inventor
Macher Karl
Original Assignee
Schneider Co Optische Werke
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
Priority claimed from DESCH30039A external-priority patent/DE1209770B/de
Application filed by Schneider Co Optische Werke filed Critical Schneider Co Optische Werke
Publication of CH434789A publication Critical patent/CH434789A/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
    • G02B15/1461—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
CH952466A 1961-07-26 1966-06-29 Lichtstarkes Vario-Objektiv CH434789A (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DESCH30039A DE1209770B (de) 1961-07-26 1961-07-26 Lichtstarkes Vario-Objektiv
DESCH33278A DE1259596B (de) 1961-07-26 1963-05-14 Lichtstarkes Vario-Objektiv
DESC037311 1965-07-01
DESC003039 1966-06-29

Publications (1)

Publication Number Publication Date
CH434789A true CH434789A (de) 1967-04-30

Family

ID=31721580

Family Applications (2)

Application Number Title Priority Date Filing Date
CH952466A CH434789A (de) 1961-07-26 1966-06-29 Lichtstarkes Vario-Objektiv
CH952366A CH434788A (de) 1961-07-26 1966-06-29 Lichtstarkes Vario-Objektiv

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH952366A CH434788A (de) 1961-07-26 1966-06-29 Lichtstarkes Vario-Objektiv

Country Status (1)

Country Link
CH (2) CH434789A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469900A (en) * 1967-10-06 1969-09-30 Bell & Howell Co Reversed telephoto type lens with internal prisms,and wide-angle attachment therefor

Also Published As

Publication number Publication date
CH434788A (de) 1967-04-30

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