FR1200825A - Assembly of a range finder and a frosted surface - Google Patents

Assembly of a range finder and a frosted surface

Info

Publication number
FR1200825A
FR1200825A FR1200825DA FR1200825A FR 1200825 A FR1200825 A FR 1200825A FR 1200825D A FR1200825D A FR 1200825DA FR 1200825 A FR1200825 A FR 1200825A
Authority
FR
France
Prior art keywords
assembly
range finder
frosted surface
frosted
finder
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Lucien-Jules-Emile-A Dodin
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 FR1200825A publication Critical patent/FR1200825A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/40—Optical focusing aids
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/24—Focusing screens
    • G03B13/26—Focusing screens with magnifiers for inspecting image formed on screen
FR1200825D 1958-03-21 1958-03-21 Assembly of a range finder and a frosted surface Expired FR1200825A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1200825T 1958-03-21

Publications (1)

Publication Number Publication Date
FR1200825A true FR1200825A (en) 1959-12-24

Family

ID=33427756

Family Applications (4)

Application Number Title Priority Date Filing Date
FR1200825D Expired FR1200825A (en) 1958-03-21 1958-03-21 Assembly of a range finder and a frosted surface
FR1615A Expired FR74829E (en) 1958-03-21 1959-01-05 Assembly of a range finder and a frosted surface
FR1616A Expired FR75065E (en) 1958-03-21 1959-01-27 Assembly of a range finder and a frosted surface
FR1678A Expired FR82667E (en) 1958-03-21 1962-08-27 Assembly of a range finder and a frosted surface

Family Applications After (3)

Application Number Title Priority Date Filing Date
FR1615A Expired FR74829E (en) 1958-03-21 1959-01-05 Assembly of a range finder and a frosted surface
FR1616A Expired FR75065E (en) 1958-03-21 1959-01-27 Assembly of a range finder and a frosted surface
FR1678A Expired FR82667E (en) 1958-03-21 1962-08-27 Assembly of a range finder and a frosted surface

Country Status (2)

Country Link
FR (4) FR1200825A (en)
MC (1) MC115A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3269292A (en) * 1961-05-08 1966-08-30 Dahl Joseph Fine focusing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3269292A (en) * 1961-05-08 1966-08-30 Dahl Joseph Fine focusing device

Also Published As

Publication number Publication date
FR74829E (en) 1961-01-23
FR75065E (en) 1961-02-13
MC115A1 (en) 1959-09-18
FR82667E (en) 1964-03-27

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