FR1551710A - - Google Patents

Info

Publication number
FR1551710A
FR1551710A FR1551710DA FR1551710A FR 1551710 A FR1551710 A FR 1551710A FR 1551710D A FR1551710D A FR 1551710DA FR 1551710 A FR1551710 A FR 1551710A
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
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 filed Critical
Application granted granted Critical
Publication of FR1551710A publication Critical patent/FR1551710A/fr
Expired 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
    • G02B9/14—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - +
    • 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)
  • Adornments (AREA)
  • Lenses (AREA)
FR1551710D 1967-01-23 1968-01-23 Expired FR1551710A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61111567A 1967-01-23 1967-01-23

Publications (1)

Publication Number Publication Date
FR1551710A true FR1551710A (fr) 1968-12-27

Family

ID=24447689

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1551710D Expired FR1551710A (fr) 1967-01-23 1968-01-23

Country Status (3)

Country Link
US (1) US3438697A (fr)
DE (1) DE1982667U (fr)
FR (1) FR1551710A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784287A (en) * 1972-12-13 1974-01-08 Berkey Photo Inc Plastic triplet objective lens system
US3912379A (en) * 1974-11-05 1975-10-14 Eastman Kodak Co Three element objective lens having asphoric surfaces on the middle element
US4163604A (en) * 1977-12-23 1979-08-07 U.S. Precision Lens, Inc. Projection lens
JPS55143518A (en) * 1979-04-27 1980-11-08 Nippon Kogaku Kk <Nikon> Lens system
JPS576820A (en) * 1980-06-17 1982-01-13 Canon Inc Optical system for copying having temperature compensating lens
US5596455A (en) * 1995-06-29 1997-01-21 Minnesota Mining And Manufacturing Company Fixed-focus triplet projection lens for overhead projectors

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3194116A (en) * 1961-12-22 1965-07-13 Eastman Kodak Co Triplet objective having a negative element formed of a copolymer of acrylonitrile and styrene

Also Published As

Publication number Publication date
US3438697A (en) 1969-04-15
DE1982667U (de) 1968-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse