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DIFFRACTIVE OPTICAL ELEMENT AND USE OF AN OPTICAL ADHESIVE FOR PRODUCING THE SAME

  • US 20110026118A1
  • Filed: 09/19/2008
  • Published: 02/03/2011
  • Est. Priority Date: 10/31/2007
  • Status: Active Grant
First Claim
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1. An optical element, comprising:

  • a) a first layer comprising a first material having a refractive index n1

    );

    b) a second layer comprising a second material having a refractive index n2

    ), the second layer being adjacent the first layer; and

    c) a diffraction structure at an interface between the first layer and the second layer,wherein the first material and/or the second material is obtained by curing an optical adhesive, and the optical element is a diffractive optical element.

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