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Porous retroreflection suppression plates, optical isolators and method of fabricating same

  • US 20050058414A1
  • Filed: 08/23/2004
  • Published: 03/17/2005
  • Est. Priority Date: 08/21/2003
  • Status: Abandoned Application
First Claim
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1. A light scattering plate comprising:

  • a substrate or host wafer having a first and a second surface and further including plural substantially uniform, parallel, uncoupled leaky waveguides defined at least partially therethrough, the plural leaky waveguides defining axes that are substantially perpendicular to the wafer first surface, the plural leaky waveguides each supporting at least one waveguide mode in a predetermined spectral range

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