JPS5234726A - Optical system - Google Patents

Optical system

Info

Publication number
JPS5234726A
JPS5234726A JP51093894A JP9389476A JPS5234726A JP S5234726 A JPS5234726 A JP S5234726A JP 51093894 A JP51093894 A JP 51093894A JP 9389476 A JP9389476 A JP 9389476A JP S5234726 A JPS5234726 A JP S5234726A
Authority
JP
Japan
Prior art keywords
optical system
optical
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP51093894A
Other languages
Japanese (ja)
Inventor
Rooran Furansoa
Beemu Kuruto
Rorenitsutsu Reoporudo
Beezenmatsuteru Barutaa
Musutsumansukii Toruude
Kurutsu Giyuntaa
Yohannesu Perushiyuto Furantsu
Kantoneru Otsutoo
Rebui Fuon Berubuaado Peetaa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BORETSUKUSU INTERUNACHIONARU SA
Bolex International SA
Original Assignee
BORETSUKUSU INTERUNACHIONARU SA
Bolex International 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 AT607975A external-priority patent/AT339628B/en
Priority claimed from AT607875A external-priority patent/AT343937B/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 BORETSUKUSU INTERUNACHIONARU SA, Bolex International SA filed Critical BORETSUKUSU INTERUNACHIONARU SA
Publication of JPS5234726A publication Critical patent/JPS5234726A/en
Pending legal-status Critical Current

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)
JP51093894A 1975-08-06 1976-08-06 Optical system Pending JPS5234726A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
AT607975A AT339628B (en) 1975-08-06 1975-08-06 SYSTEM CONSTRUCTED IN THE WAY OF AN INVERTED TELE LENS
AT607875A AT343937B (en) 1975-08-06 1975-08-06 PANRATIC 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
JPS5234726A true JPS5234726A (en) 1977-03-16

Family

ID=27542350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51093894A Pending JPS5234726A (en) 1975-08-06 1976-08-06 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)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214137A (en) * 1985-07-11 1987-01-22 Gokou Eizou Kagaku Kenkyusho:Kk Automatic focusing camera to be easily switched to near range photographing
JPS6454797U (en) * 1987-09-28 1989-04-04
JP2006084738A (en) * 2004-09-15 2006-03-30 Nikon Corp Lens system
JP2009505120A (en) * 2005-08-11 2009-02-05 グローバル バイオニック オプティクス ピーティワイ リミテッド Optical lens system

Families Citing this family (4)

* 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
FR2604610B1 (en) * 1986-10-02 1990-11-09 Andre Maryse REVERSIBLE APRON WITH ADJUSTABLE STRAP COMPRISING A REMOVABLE PROTECTIVE ELEMENT
JPH08201697A (en) * 1994-10-13 1996-08-09 Fuji Photo Optical Co Ltd Zoom lens

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
US3658411A (en) * 1970-09-08 1972-04-25 Eastman Kodak Co Folded path zoom lens
FR2106359B1 (en) * 1970-09-08 1975-04-18 Eastman Kodak Co
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214137A (en) * 1985-07-11 1987-01-22 Gokou Eizou Kagaku Kenkyusho:Kk Automatic focusing camera to be easily switched to near range photographing
JPS6454797U (en) * 1987-09-28 1989-04-04
JP2006084738A (en) * 2004-09-15 2006-03-30 Nikon Corp Lens system
JP2009505120A (en) * 2005-08-11 2009-02-05 グローバル バイオニック オプティクス ピーティワイ リミテッド Optical lens system

Also Published As

Publication number Publication date
AU1666076A (en) 1978-02-09
GB1531525A (en) 1978-11-08
NL7608679A (en) 1977-02-08
AU506932B2 (en) 1980-01-31
SE7608784L (en) 1977-02-07
CH612767A5 (en) 1979-08-15
FR2320566B1 (en) 1982-11-19
FR2320566A1 (en) 1977-03-04
IT1125271B (en) 1986-05-14
DE2634964A1 (en) 1977-02-17
HK37679A (en) 1979-06-22

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