FR637502A - Eyewear system for cyclists and motorists - Google Patents

Eyewear system for cyclists and motorists

Info

Publication number
FR637502A
FR637502A FR637502DA FR637502A FR 637502 A FR637502 A FR 637502A FR 637502D A FR637502D A FR 637502DA FR 637502 A FR637502 A FR 637502A
Authority
FR
France
Prior art keywords
motorists
cyclists
eyewear system
eyewear
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
Constantin Koulakoff
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 FR637502A publication Critical patent/FR637502A/en
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

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR637502D 1927-07-12 1927-07-12 Eyewear system for cyclists and motorists Expired FR637502A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR637502T 1927-07-12

Publications (1)

Publication Number Publication Date
FR637502A true FR637502A (en) 1928-05-02

Family

ID=8995328

Family Applications (1)

Application Number Title Priority Date Filing Date
FR637502D Expired FR637502A (en) 1927-07-12 1927-07-12 Eyewear system for cyclists and motorists

Country Status (1)

Country Link
FR (1) FR637502A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639430A (en) * 1952-01-17 1953-05-26 Charles J Gale Glare shield for spectacles
FR2301029A1 (en) * 1975-02-12 1976-09-10 Therol Marcel Protective glasses which increase visual acuity - by contrast enhancement using absorption, partial reflection or other effect

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639430A (en) * 1952-01-17 1953-05-26 Charles J Gale Glare shield for spectacles
FR2301029A1 (en) * 1975-02-12 1976-09-10 Therol Marcel Protective glasses which increase visual acuity - by contrast enhancement using absorption, partial reflection or other effect

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