FR2172892A1 - - Google Patents

Info

Publication number
FR2172892A1
FR2172892A1 FR7206495A FR7206495A FR2172892A1 FR 2172892 A1 FR2172892 A1 FR 2172892A1 FR 7206495 A FR7206495 A FR 7206495A FR 7206495 A FR7206495 A FR 7206495A FR 2172892 A1 FR2172892 A1 FR 2172892A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7206495A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PASCAL SUZANNE
Original Assignee
PASCAL SUZANNE
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 by PASCAL SUZANNE filed Critical PASCAL SUZANNE
Priority to FR7206495A priority Critical patent/FR2172892A1/fr
Publication of FR2172892A1 publication Critical patent/FR2172892A1/fr
Withdrawn legal-status Critical Current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
    • G02C7/104—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having spectral characteristics for purposes other than sun-protection
    • 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
    • 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
    • G02C7/00—Optical parts
    • G02C7/14—Mirrors; Prisms
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR7206495A 1972-02-25 1972-02-25 Withdrawn FR2172892A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7206495A FR2172892A1 (fr) 1972-02-25 1972-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206495A FR2172892A1 (fr) 1972-02-25 1972-02-25

Publications (1)

Publication Number Publication Date
FR2172892A1 true FR2172892A1 (fr) 1973-10-05

Family

ID=9094163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7206495A Withdrawn FR2172892A1 (fr) 1972-02-25 1972-02-25

Country Status (1)

Country Link
FR (1) FR2172892A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0045656A2 (fr) * 1980-08-05 1982-02-10 Research Triangle Institute Système d'amélioration de la vision

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0045656A2 (fr) * 1980-08-05 1982-02-10 Research Triangle Institute Système d'amélioration de la vision
EP0045656A3 (en) * 1980-08-05 1982-09-08 Research Triangle Institut Vision enhancing system
US4704000A (en) * 1980-08-05 1987-11-03 Research Triangle Institute Vision enhancing system

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Legal Events

Date Code Title Description
ST Notification of lapse