Lightguide arrangement and related applications
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United States of America Patent
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Dec 24, 2013
Grant Date -
Aug 7, 2008
app pub date -
Nov 14, 2007
filing date -
Nov 14, 2006
priority date (Note) -
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Abstract
A lightguide arrangement including a substantially thin, lightguide for transporting and coupling light. At least one light source is coupled to the lightguide. A plurality of micro-optic surface relief forms are arranged on the lightguide. The lightguide is configured to produce one or more active indicative and/or decorative illumination effects via interaction between the one or more light sources and the plurality of micro-optic surface relief forms. A keypad assembly including the lightguide and uses of lightguide constructions.
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