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Light guide member and backlight unit including light guide member

  • US 7,457,510 B2
  • Filed: 03/23/2007
  • Issued: 11/25/2008
  • Est. Priority Date: 07/04/2006
  • Status: Active Grant
First Claim
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1. A light guide member for guiding light, the light guide member comprising:

  • a first pattern on a first side of the light guide member, the first pattern including;

    a plurality of first features extending along a first direction; and

    a plurality of second features extending along a second direction, wherein;

    the first direction crosses the second direction,the first feature has a first feature size, the second feature has a second feature size, and the first feature size is less than the second feature size, andeach of the first features extends from a first side of a respective one of the second features to one of a second side of the respective one of the second features and a first side of another one of the second features.

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