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Lens composition of light emission diode device, LED device, backlight unit and liquid crystal display comprising the same

  • US 7,510,747 B2
  • Filed: 01/19/2006
  • Issued: 03/31/2009
  • Est. Priority Date: 01/19/2005
  • Status: Active Grant
First Claim
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1. A light emitting diode (LED) device for an LCD comprising:

  • lead frames composed of a cathode and an anode, respectively;

    a chip positioned on the cathode lead frame;

    a metal wire connecting the chip and the anode lead frame; and

    a lens comprising a lens composition comprising a copolymer represented by the formula 1 and having a weight average molecular weight of about 5,000 to about 500,000;

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