Illumination – Light source and modifier – Including selected wavelength modifier
Patent
1995-10-12
1999-03-16
Quach, Y.
Illumination
Light source and modifier
Including selected wavelength modifier
362265, 362310, B60Q 102
Patent
active
058821082
ABSTRACT:
An EMI shielding lens for a lamp, e.g., an automotive lamp. The lens includes a transparent, unitary, polymeric lens blank and a thin, heat transferred grid layer including an electrically conductive grid pattern disposed on the lens blank inner or outer surface. The grid pattern may be formed from indium tin oxide or from a conductive, heat transferable, inks or polymer. The grid layer may also include colored or opaque indicia. Linear elements of the grid pattern are spaced apart by less than 1/2 .lambda. of the EMI to be shielded. Also discloseed is an electromagnetic interference shielded lamp assembly including an electrically conductive housing, a light source within the housing, the EMI shielding lens fixed to the housing, and grounding means. Methods for fabricating the lens and the lamp assembly are also disclosed.
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patent: 5255163 (1993-10-01), Neumann
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patent: 5343370 (1994-08-01), Ohashi et al.
patent: 5448461 (1995-09-01), Fast et al.
patent: 5607228 (1997-03-01), Ozaki et al.
Meyer William E.
Quach Y.
Valeo Sylvania L.L.C.
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