BE492585A - - Google Patents

Info

Publication number
BE492585A
BE492585A BE492585DA BE492585A BE 492585 A BE492585 A BE 492585A BE 492585D A BE492585D A BE 492585DA BE 492585 A BE492585 A BE 492585A
Authority
BE
Belgium
Prior art keywords
filter discs
eyes
vehicles
glare
opposite direction
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE492585A publication Critical patent/BE492585A/fr

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/10Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/105Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having inhomogeneously distributed colouring
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C9/00Attaching auxiliary optical parts
    • G02C9/02Attaching auxiliary optical parts by hinging
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C9/00Attaching auxiliary optical parts
    • G02C9/04Attaching 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)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
BE492585D BE492585A (enExample)

Publications (1)

Publication Number Publication Date
BE492585A true BE492585A (enExample)

Family

ID=136790

Family Applications (1)

Application Number Title Priority Date Filing Date
BE492585D BE492585A (enExample)

Country Status (1)

Country Link
BE (1) BE492585A (enExample)

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