FR643841A - Binocles ou lunettes à écran pare-lumière - Google Patents

Binocles ou lunettes à écran pare-lumière

Info

Publication number
FR643841A
FR643841A FR643841DA FR643841A FR 643841 A FR643841 A FR 643841A FR 643841D A FR643841D A FR 643841DA FR 643841 A FR643841 A FR 643841A
Authority
FR
France
Prior art keywords
glasses
lenses
light shield
shield
light
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
Charles-Auguste-Emil Feuvrier
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 FR643841A publication Critical patent/FR643841A/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
    • G02C9/00—Attaching auxiliary optical parts
    • G02C9/02—Attaching auxiliary optical parts by hinging
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/16—Shades; shields; Obturators, e.g. with pinhole, with slot
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C9/00—Attaching auxiliary optical parts
    • G02C9/04—Attaching auxiliary optical parts by fitting over or clamping on

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
FR643841D 1927-11-14 1927-11-14 Binocles ou lunettes à écran pare-lumière Expired FR643841A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR643841T 1927-11-14

Publications (1)

Publication Number Publication Date
FR643841A true FR643841A (fr) 1928-09-24

Family

ID=8999726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR643841D Expired FR643841A (fr) 1927-11-14 1927-11-14 Binocles ou lunettes à écran pare-lumière

Country Status (1)

Country Link
FR (1) FR643841A (fr)

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