FR2220800A1 - - Google Patents

Info

Publication number
FR2220800A1
FR2220800A1 FR7407452A FR7407452A FR2220800A1 FR 2220800 A1 FR2220800 A1 FR 2220800A1 FR 7407452 A FR7407452 A FR 7407452A FR 7407452 A FR7407452 A FR 7407452A FR 2220800 A1 FR2220800 A1 FR 2220800A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7407452A
Other languages
French (fr)
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP48026343A external-priority patent/JPS5215226B2/ja
Priority claimed from JP8704173A external-priority patent/JPS5624926B2/ja
Priority claimed from JP8814973A external-priority patent/JPS5629243B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of FR2220800A1 publication Critical patent/FR2220800A1/fr
Withdrawn legal-status Critical Current

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
    • G02B15/22—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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/282—Autofocusing of zoom lenses
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
FR7407452A 1973-03-06 1974-03-05 Withdrawn FR2220800A1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP48026343A JPS5215226B2 (ja) 1973-03-06 1973-03-06
JP8704173A JPS5624926B2 (ja) 1973-08-02 1973-08-02
JP8814973A JPS5629243B2 (ja) 1973-08-06 1973-08-06

Publications (1)

Publication Number Publication Date
FR2220800A1 true FR2220800A1 (ja) 1974-10-04

Family

ID=27285364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7407452A Withdrawn FR2220800A1 (ja) 1973-03-06 1974-03-05

Country Status (3)

Country Link
DE (1) DE2410744C3 (ja)
FR (1) FR2220800A1 (ja)
GB (1) GB1467664A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445973A1 (fr) * 1979-01-02 1980-08-01 Polaroid Corp Appareil de prise de vues cinematographique a mise au point automatique perfectionnee
FR2580412A1 (fr) * 1985-04-10 1986-10-17 Angenieux P Ets Dispositif d'objectif a focale variable
EP0250686A1 (fr) * 1986-06-26 1988-01-07 Etablissements Pierre Angenieux Dispositif d'objectif à focale variable

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2611639C3 (de) * 1976-03-19 1982-12-09 Jos. Schneider, Optische Werke, AG, 6550 Bad Kreuznach Steuereinrichtung für Objektive mit veränderbarer Brennweite
DE2917176C3 (de) * 1979-04-27 1986-11-13 Optische Werke G. Rodenstock, 8000 München Reproduktionsobjektiv für computergesteuerte Repro Geräte
DE2925906A1 (de) * 1979-06-27 1981-01-15 Rollei Werke Franke Heidecke Optisches abbildungssystem mit veraenderbarer brennweite, insbesondere zoomobjektiv fuer fotografische kameras
JPS5729034A (en) * 1980-07-29 1982-02-16 Asahi Optical Co Ltd Control circuit of zoom device
JP2505192B2 (ja) * 1987-03-10 1996-06-05 オリンパス光学工業株式会社 ズ−ム機構
CA1331429C (en) * 1988-06-03 1994-08-16 Hiroshi Nomura Zoom lens barrel and camera incorporating such barrel
US9684149B2 (en) 2012-08-07 2017-06-20 Carl Zeiss Industrielle Messtechnik Gmbh Coordinate measuring machine and method for determining spatial coordinates on a measurement object
DE102014205272B4 (de) * 2014-03-20 2017-05-11 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verfahren und Kameraeinheit zur Erfassung von Objekten

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445973A1 (fr) * 1979-01-02 1980-08-01 Polaroid Corp Appareil de prise de vues cinematographique a mise au point automatique perfectionnee
FR2580412A1 (fr) * 1985-04-10 1986-10-17 Angenieux P Ets Dispositif d'objectif a focale variable
EP0250686A1 (fr) * 1986-06-26 1988-01-07 Etablissements Pierre Angenieux Dispositif d'objectif à focale variable

Also Published As

Publication number Publication date
DE2410744C3 (de) 1980-11-13
DE2410744B2 (de) 1980-02-21
DE2410744A1 (de) 1974-09-12
GB1467664A (en) 1977-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse