FR2106359B1 - - Google Patents

Info

Publication number
FR2106359B1
FR2106359B1 FR7131738A FR7131738A FR2106359B1 FR 2106359 B1 FR2106359 B1 FR 2106359B1 FR 7131738 A FR7131738 A FR 7131738A FR 7131738 A FR7131738 A FR 7131738A FR 2106359 B1 FR2106359 B1 FR 2106359B1
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.)
Expired
Application number
FR7131738A
Other languages
French (fr)
Other versions
FR2106359A1 (OSRAM
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of FR2106359A1 publication Critical patent/FR2106359A1/fr
Application granted granted Critical
Publication of FR2106359B1 publication Critical patent/FR2106359B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/006—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly setting of both diaphragm and distance
    • 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
    • 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
    • G03B19/00—Cameras
    • G03B19/18—Motion-picture cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
FR7131738A 1970-09-08 1971-09-02 Expired FR2106359B1 (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7016970A 1970-09-08 1970-09-08
US7017070A 1970-09-08 1970-09-08

Publications (2)

Publication Number Publication Date
FR2106359A1 FR2106359A1 (OSRAM) 1972-05-05
FR2106359B1 true FR2106359B1 (OSRAM) 1975-04-18

Family

ID=26750857

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7131738A Expired FR2106359B1 (OSRAM) 1970-09-08 1971-09-02

Country Status (3)

Country Link
DE (1) DE2144941A1 (OSRAM)
FR (1) FR2106359B1 (OSRAM)
GB (1) GB1366326A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH612767A5 (en) * 1975-08-06 1979-08-15 Bolex Int Sa Optical system having a lens and an attachment element
US7436599B2 (en) 2001-05-14 2008-10-14 Olympus Corporation Electronic image pickup system
US7177094B2 (en) 2002-04-05 2007-02-13 Olympus Corporation Zoom lens, and electronic imaging system using the same
EP2450731B1 (en) * 2002-04-05 2013-06-05 Olympus Corporation Electronic imaging system comprising a zoom lens

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1247678A (fr) * 1960-02-08 1960-12-02 Kamera & Kinowerke Dresden Veb Objectif lumineux de distance focale variable ayant au moins un intervalle de variation sextuple
GB1214341A (en) * 1968-06-06 1970-12-02 Rank Organisation Ltd Improvements in or relating to objectives of variable focal length

Also Published As

Publication number Publication date
GB1366326A (en) 1974-09-11
FR2106359A1 (OSRAM) 1972-05-05
DE2144941A1 (de) 1972-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse