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FR747714A - Perfectionnements apportés aux verres spéciaux antiéblouissants pour lunettes, visières, écrans ou articles analogues - Google Patents

Perfectionnements apportés aux verres spéciaux antiéblouissants pour lunettes, visières, écrans ou articles analogues

Info

Publication number
FR747714A
FR747714A FR747714DA FR747714A FR 747714 A FR747714 A FR 747714A FR 747714D A FR747714D A FR 747714DA FR 747714 A FR747714 A FR 747714A
Authority
FR
France
Prior art keywords
visors
spectacles
screens
similar articles
special anti
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
Andre Pelletant
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 FR747714A publication Critical patent/FR747714A/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
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/105—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having inhomogeneously distributed colouring
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
    • G02C2202/16—Laminated or compound lenses

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR747714D 1932-06-20 1932-12-19 Perfectionnements apportés aux verres spéciaux antiéblouissants pour lunettes, visières, écrans ou articles analogues Expired FR747714A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE747714X 1932-06-20

Publications (1)

Publication Number Publication Date
FR747714A true FR747714A (fr) 1933-06-22

Family

ID=6648696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR747714D Expired FR747714A (fr) 1932-06-20 1932-12-19 Perfectionnements apportés aux verres spéciaux antiéblouissants pour lunettes, visières, écrans ou articles analogues

Country Status (1)

Country Link
FR (1) FR747714A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699093A (en) * 1949-11-18 1955-01-11 Alois Vogt Spectacles for nocturnal road users for the protection against the dazzling effect by the head lamps of approaching vehicles
DE2914479A1 (de) * 1979-04-06 1980-10-16 Werner Prof Dr Ing Adrian Blendschutzbrille

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699093A (en) * 1949-11-18 1955-01-11 Alois Vogt Spectacles for nocturnal road users for the protection against the dazzling effect by the head lamps of approaching vehicles
DE2914479A1 (de) * 1979-04-06 1980-10-16 Werner Prof Dr Ing Adrian Blendschutzbrille

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