DE2543594A1 - Optisches system fuer ein hochkorrigiertes varioprojektionsobjektiv - Google Patents

Optisches system fuer ein hochkorrigiertes varioprojektionsobjektiv

Info

Publication number
DE2543594A1
DE2543594A1 DE19752543594 DE2543594A DE2543594A1 DE 2543594 A1 DE2543594 A1 DE 2543594A1 DE 19752543594 DE19752543594 DE 19752543594 DE 2543594 A DE2543594 A DE 2543594A DE 2543594 A1 DE2543594 A1 DE 2543594A1
Authority
DE
Germany
Prior art keywords
lens
elements
optical system
vario
projection lens
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
DE19752543594
Other languages
German (de)
English (en)
Inventor
Walter R Linke
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.)
Bell and Howell Co
Original Assignee
Bell and Howell Co
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 Bell and Howell Co filed Critical Bell and Howell Co
Publication of DE2543594A1 publication Critical patent/DE2543594A1/de
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
    • G02B15/14—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
    • G02B15/144—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 four groups only
    • G02B15/1441—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 four groups only the first group being positive
    • G02B15/144113—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 four groups only the first group being positive arranged +-++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE19752543594 1974-10-15 1975-09-30 Optisches system fuer ein hochkorrigiertes varioprojektionsobjektiv Pending DE2543594A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US514340A US3920315A (en) 1974-10-15 1974-10-15 Zoom projection lens

Publications (1)

Publication Number Publication Date
DE2543594A1 true DE2543594A1 (de) 1976-04-22

Family

ID=24046756

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752543594 Pending DE2543594A1 (de) 1974-10-15 1975-09-30 Optisches system fuer ein hochkorrigiertes varioprojektionsobjektiv

Country Status (5)

Country Link
US (1) US3920315A (enExample)
JP (1) JPS5162737A (enExample)
AT (1) ATA771775A (enExample)
DE (1) DE2543594A1 (enExample)
GB (1) GB1458345A (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153339A (en) * 1975-06-06 1979-05-08 Canon Kabushiki Kaisha Zoom lens
JPS5832684B2 (ja) * 1977-07-30 1983-07-14 旭光学工業株式会社 高変倍率を有する広角ズ−ムレンズ系
US4297007A (en) * 1979-04-24 1981-10-27 Polaroid Corporation Optical apparatus and method for changing a zoom camera to a fixed focus camera
FR2466785A1 (fr) * 1979-09-28 1981-04-10 Philips Nv Objectif a focale variable suivant de grands rapports comportant des surfaces aspheriques
JPS56147113A (en) * 1980-04-18 1981-11-14 Canon Inc Zoom lens
JPS5727219A (en) * 1980-07-25 1982-02-13 Canon Inc Zoom lens
US4653872A (en) * 1981-04-22 1987-03-31 Nippon Kogaku K. K. Athermalized zoom lens system
JPS5865407A (ja) * 1981-10-15 1983-04-19 Nippon Kogaku Kk <Nikon> ズ−ムレンズ系
JPS58120201A (ja) * 1982-01-11 1983-07-18 Hitachi Ltd プラスチツクレンズを用いたズ−ムレンズ
JPS5979212A (ja) * 1982-10-29 1984-05-08 Canon Inc 合成樹脂材料を用いたズ−ムレンズ
CH658322A5 (fr) * 1983-04-20 1986-10-31 Francois Laurent Systeme optique additif divergent.
US5313330A (en) * 1992-08-31 1994-05-17 U.S. Precision Lens Incorporated Zoom projection lens systems
US5816690A (en) * 1994-11-29 1998-10-06 The Obie Company Compact theatrical light and method
KR100481960B1 (ko) * 2000-06-21 2005-04-14 마쯔시다덴기산교 가부시키가이샤 줌 렌즈 및 그 제조방법
JP5919718B2 (ja) * 2011-10-17 2016-05-18 セイコーエプソン株式会社 投射用ズームレンズ
TWI613480B (zh) 2017-02-08 2018-02-01 大立光電股份有限公司 光學取像鏡片系統、取像裝置及電子裝置
CN113311563B (zh) * 2020-02-27 2024-02-06 中强光电股份有限公司 光学镜头

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000260A (en) * 1960-03-28 1961-09-19 Revere Camera Co Zoom projection lens
US3194139A (en) * 1962-03-05 1965-07-13 Eastman Kodak Co Zoom camera system

Also Published As

Publication number Publication date
US3920315A (en) 1975-11-18
ATA771775A (de) 1978-05-15
JPS5162737A (enExample) 1976-05-31
GB1458345A (en) 1976-12-15

Similar Documents

Publication Publication Date Title
DE102021133603B4 (de) Vierteiliges optisches Objektiv mit großer Apertur
DE2457614C3 (de) Fotografisches oder kinematografisches Objektiv
DE3535028C2 (enExample)
DE102016223429A1 (de) Abbildungsobjektiv und Abbildungsvorrichtung
DE102016223427A1 (de) Abbildungsobjektiv und Abbildungsvorrichtung
DE19754758B4 (de) Hochauflösendes Objektiv für die Großformatphotographie
DE2507369C3 (de) Weitwinkelobjektiv
DE2035424C3 (de) Afokales Vorsatzsystem für ein Objektiv fester Brennweite
DE4041240A1 (de) Projektionslinsensystem
DE2909089A1 (de) Kamerasucher
DE3407898A1 (de) Projektionsobjektivbaureihe
DE69808001T2 (de) Hochleistungs-Zoom-Objektiv
DE2842055C2 (de) Weitwinkelobjektiv vom Typ umgekehrter Teleobjektive
DE2559074A1 (de) Vergroesserungsobjektiv
DE4426617B4 (de) Zoomobjektivsystem
DE3213722C2 (de) Objektiv kurzer Baulänge für Kompaktkameras
DE4234144A1 (de) Zoomlinsensystem
DE19548478A1 (de) Varioobjektiv
DE3228235A1 (de) Teleobjektiv mit grossem oeffnungsverhaeltnis
DE2215782C3 (de) Objektiv für Reproduktionszwecke
DE2748864C2 (de) Weitwinkelobjektiv
DE4335283A1 (de) Zoom-Linsensystem
DE2223349C3 (de) Symmetrisches geteiltes Dagor-Objektiv
DE2952429A1 (de) Objektiv mit vier linsengruppen
DE102019121122A1 (de) Fotografisches Objektiv

Legal Events

Date Code Title Description
OHJ Non-payment of the annual fee