NL7608679A - OPTICAL SYSTEM. - Google Patents

OPTICAL SYSTEM.

Info

Publication number
NL7608679A
NL7608679A NL7608679A NL7608679A NL7608679A NL 7608679 A NL7608679 A NL 7608679A NL 7608679 A NL7608679 A NL 7608679A NL 7608679 A NL7608679 A NL 7608679A NL 7608679 A NL7608679 A NL 7608679A
Authority
NL
Netherlands
Prior art keywords
optical system
optical
Prior art date
Application number
NL7608679A
Other languages
Dutch (nl)
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
Priority claimed from AT607875A external-priority patent/AT343937B/en
Priority claimed from AT607975A external-priority patent/AT339628B/en
Priority claimed from AT47476A external-priority patent/AT340170B/en
Priority claimed from AT233476A external-priority patent/AT339629B/en
Priority claimed from AT339876A external-priority patent/AT340171B/en
Priority claimed from AT499576A external-priority patent/AT340698B/en
Application filed by Bolex Int Sa filed Critical Bolex Int Sa
Publication of NL7608679A publication Critical patent/NL7608679A/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
    • G02B15/02—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
    • G02B15/22—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Lens Barrels (AREA)
NL7608679A 1975-08-06 1976-08-04 OPTICAL SYSTEM. NL7608679A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
AT607875A AT343937B (en) 1975-08-06 1975-08-06 PANRATIC LENS
AT607975A AT339628B (en) 1975-08-06 1975-08-06 SYSTEM CONSTRUCTED IN THE WAY OF AN INVERTED TELE LENS
AT47476A AT340170B (en) 1976-01-23 1976-01-23 WIDE ANGLE ATTACHMENT
AT233476A AT339629B (en) 1976-03-31 1976-03-31 LENS OF NEGATIVE BREAKTHROUGH
AT339876A AT340171B (en) 1976-05-10 1976-05-10 WIDE ANGLE ATTACHMENT
AT499576A AT340698B (en) 1976-07-08 1976-07-08 OPTICAL SYSTEM

Publications (1)

Publication Number Publication Date
NL7608679A true NL7608679A (en) 1977-02-08

Family

ID=27542350

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7608679A NL7608679A (en) 1975-08-06 1976-08-04 OPTICAL SYSTEM.

Country Status (10)

Country Link
JP (1) JPS5234726A (en)
AU (1) AU506932B2 (en)
CH (1) CH612767A5 (en)
DE (1) DE2634964A1 (en)
FR (1) FR2320566A1 (en)
GB (1) GB1531525A (en)
HK (1) HK37679A (en)
IT (1) IT1125271B (en)
NL (1) NL7608679A (en)
SE (1) SE7608784L (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT351829B (en) * 1976-11-15 1979-08-10 Bolex Int Sa OPTICAL SYSTEM
JPS57135912A (en) * 1981-02-16 1982-08-21 Asahi Optical Co Ltd Zoom lens
JPS6214137A (en) * 1985-07-11 1987-01-22 Gokou Eizou Kagaku Kenkyusho:Kk Automatic focusing camera to be easily switched to near range photographing
FR2604610B1 (en) * 1986-10-02 1990-11-09 Andre Maryse REVERSIBLE APRON WITH ADJUSTABLE STRAP COMPRISING A REMOVABLE PROTECTIVE ELEMENT
JP2510093Y2 (en) * 1987-09-28 1996-09-11 三菱電機株式会社 Brushless DC motor drive
JPH08201697A (en) * 1994-10-13 1996-08-09 Fuji Photo Optical Co Ltd Zoom lens
JP4774704B2 (en) * 2004-09-15 2011-09-14 株式会社ニコン Lens system
SG2014010458A (en) * 2005-08-11 2014-05-29 Global Bionic Optics Pty Ltd Optical lens systems

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1278754B (en) * 1959-08-12 1968-09-26 Rank Precision Ind Ltd Wide angle lens
AT223834B (en) * 1961-04-06 1962-10-10 Eumig Afocal wide-angle attachment system
AT223835B (en) * 1961-05-10 1962-10-10 Eumig Afocal wide-angle attachment system
FR2106359B1 (en) * 1970-09-08 1975-04-18 Eastman Kodak Co
US3658411A (en) * 1970-09-08 1972-04-25 Eastman Kodak Co Folded path zoom lens
AT317576B (en) * 1972-01-13 1974-09-10 Eumig Pancratic lens
SE363410B (en) * 1972-05-30 1974-01-14 Aga Ab
AT328762B (en) * 1973-03-01 1976-04-12 Eumig PANRATIC WIDE ANGLE PROJECTION LENS
JPS5652288B2 (en) * 1973-08-01 1981-12-11
AT325325B (en) * 1973-11-08 1975-10-10 Eumig PANRATIC CAMERA LENS

Also Published As

Publication number Publication date
GB1531525A (en) 1978-11-08
AU1666076A (en) 1978-02-09
SE7608784L (en) 1977-02-07
FR2320566B1 (en) 1982-11-19
CH612767A5 (en) 1979-08-15
HK37679A (en) 1979-06-22
DE2634964A1 (en) 1977-02-17
JPS5234726A (en) 1977-03-16
IT1125271B (en) 1986-05-14
FR2320566A1 (en) 1977-03-04
AU506932B2 (en) 1980-01-31

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed