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Integrated modulator illumination

  • US 7,880,954 B2
  • Filed: 05/03/2006
  • Issued: 02/01/2011
  • Est. Priority Date: 03/05/2004
  • Status: Expired due to Fees
First Claim
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1. A spatial light modulator comprising:

  • a light-modulating array comprising a plurality of light-modulating elements each comprising an optical cavity defined by first and second reflective surfaces that produce optical interference, said optical cavity configured to enable modulation of said optical interference, said plurality of light-modulating elements having a front side for viewing light modulated by said light-modulating array; and

    at least one reflecting element, said at least one reflecting element comprising a first layer configured to reflect light propagating from a rear side of the plurality of light-modulating elements into at least one of said optical cavities for modulation,said at least one reflecting element further comprising a second layer configured to absorb light.

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