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Light control material

  • US 5,503,902 A
  • Filed: 03/02/1994
  • Issued: 04/02/1996
  • Est. Priority Date: 03/02/1994
  • Status: Expired due to Term
First Claim
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1. A light control material comprising:

  • a polymer layer having at least one light trap formed therein wherein said at least one light trap is comprised of a plurality of tapered structures which have relatively high aspect ratios and wherein said tapered structures are covered with a reflective material such that light entering said at least one light trap is reflected within said at least one light trap among the tapered structures until substantially all of the light which has entered said at least one light trap has been absorbed.

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