FR935711A - Rétro-viseur pour lunettes - Google Patents

Rétro-viseur pour lunettes

Info

Publication number
FR935711A
FR935711A FR935711DA FR935711A FR 935711 A FR935711 A FR 935711A FR 935711D A FR935711D A FR 935711DA FR 935711 A FR935711 A FR 935711A
Authority
FR
France
Prior art keywords
glasses
rear viewfinder
viewfinder
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
English (en)
Inventor
Jean-Baptiste Dubouchet
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 FR935711A publication Critical patent/FR935711A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/14—Mirrors; Prisms
FR935711D 1946-10-31 1946-10-31 Rétro-viseur pour lunettes Expired FR935711A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR935711T 1946-10-31

Publications (1)

Publication Number Publication Date
FR935711A true FR935711A (fr) 1948-06-29

Family

ID=9456934

Family Applications (1)

Application Number Title Priority Date Filing Date
FR935711D Expired FR935711A (fr) 1946-10-31 1946-10-31 Rétro-viseur pour lunettes

Country Status (1)

Country Link
FR (1) FR935711A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4603944A (en) * 1984-08-27 1986-08-05 Karsten Kettlitz Optical device for an individual

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4603944A (en) * 1984-08-27 1986-08-05 Karsten Kettlitz Optical device for an individual

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