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ELECTRO-OPTIC ELEMENT

  • US 20170068143A1
  • Filed: 11/16/2016
  • Published: 03/09/2017
  • Est. Priority Date: 07/08/2010
  • Status: Active Grant
First Claim
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1. An electro-optic element comprising:

  • a first substrate having first and second surfaces;

    a second substrate having third and fourth surfaces, the second and third surfaces disposed in a parallel and spaced-apart relationship such to form a gap therebetween;

    a sealing material circumferentially disposed along a perimeter of the third surface to sealingly affix the second and third surfaces together to form a chamber therebetween; and

    an electro-optic medium in the chamber;

    wherein at least one of the second and third surfaces carries a transparent conducting oxide (TCO);

    wherein the at least one of the second and third surfaces carried a metal-containing layer;

    wherein the metal-containing layer is substantially absent at at least a portion of a surface of the TCO to define an opening and the TCO layer is present in substantially all of the opening; and

    wherein the metal-containing layer has a sharp or abruptly terminated edge.

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