AT340698B - OPTICAL SYSTEM - Google Patents

OPTICAL SYSTEM

Info

Publication number
AT340698B
AT340698B AT499576A AT499576A AT340698B AT 340698 B AT340698 B AT 340698B AT 499576 A AT499576 A AT 499576A AT 499576 A AT499576 A AT 499576A AT 340698 B AT340698 B AT 340698B
Authority
AT
Austria
Prior art keywords
optical system
optical
Prior art date
Application number
AT499576A
Other languages
German (de)
Other versions
ATA499576A (en
Inventor
Francois Laurent
Original Assignee
Bolex Int 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 Bolex Int Sa filed Critical Bolex Int Sa
Priority to AT499576A priority Critical patent/AT340698B/en
Priority to CH931076A priority patent/CH612767A5/en
Priority to DE19762634964 priority patent/DE2634964A1/en
Priority to NL7608679A priority patent/NL7608679A/en
Priority to FR7623832A priority patent/FR2320566A1/en
Priority to SE7608784A priority patent/SE7608784L/en
Priority to IT955176A priority patent/IT1125271B/en
Priority to JP51093894A priority patent/JPS5234726A/en
Priority to AU16660/76A priority patent/AU506932B2/en
Priority to GB3278376A priority patent/GB1531525A/en
Publication of ATA499576A publication Critical patent/ATA499576A/en
Application granted granted Critical
Publication of AT340698B publication Critical patent/AT340698B/en
Priority to HK37679A priority patent/HK37679A/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part
    • G02B15/06—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part by changing the front part
    • 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)
AT499576A 1975-08-06 1976-07-08 OPTICAL SYSTEM AT340698B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
AT499576A AT340698B (en) 1976-07-08 1976-07-08 OPTICAL SYSTEM
CH931076A CH612767A5 (en) 1975-08-06 1976-07-20 Optical system having a lens and an attachment element
NL7608679A NL7608679A (en) 1975-08-06 1976-08-04 OPTICAL SYSTEM.
FR7623832A FR2320566A1 (en) 1975-08-06 1976-08-04 OPTICAL SYSTEM
DE19762634964 DE2634964A1 (en) 1975-08-06 1976-08-04 OPTICAL SYSTEM
SE7608784A SE7608784L (en) 1975-08-06 1976-08-05 OPTICAL SYSTEM
IT955176A IT1125271B (en) 1975-08-06 1976-08-05 OPTICAL SYSTEM WITH PREFERABLY PANCRATIC OBJECTIVE COMBINED WITH ADDITIONAL NEGATIVE ELEMENT
JP51093894A JPS5234726A (en) 1975-08-06 1976-08-06 Optical system
AU16660/76A AU506932B2 (en) 1975-08-06 1976-08-06 Optical system
GB3278376A GB1531525A (en) 1975-08-06 1976-08-06 Optical system
HK37679A HK37679A (en) 1975-08-06 1979-06-14 Optical system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT499576A AT340698B (en) 1976-07-08 1976-07-08 OPTICAL SYSTEM

Publications (2)

Publication Number Publication Date
ATA499576A ATA499576A (en) 1977-04-15
AT340698B true AT340698B (en) 1977-12-27

Family

ID=3570739

Family Applications (1)

Application Number Title Priority Date Filing Date
AT499576A AT340698B (en) 1975-08-06 1976-07-08 OPTICAL SYSTEM

Country Status (1)

Country Link
AT (1) AT340698B (en)

Also Published As

Publication number Publication date
ATA499576A (en) 1977-04-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee