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Diffusive light illuminator

  • US 10,675,370 B2
  • Filed: 12/28/2017
  • Issued: 06/09/2020
  • Est. Priority Date: 09/13/2014
  • Status: Active Grant
First Claim
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1. A diffusive illuminator comprising:

  • a set of light sources;

    a light guiding structure including a plurality of layers, wherein the light guiding structure includes a plurality of layers at least partially formed of a fluoropolymer and at least one layer formed of a transparent fluid, and wherein the light guiding structure guides light emitted by the set of light sources and includes an emission surface through which diffused light exits; and

    a plurality of diffusive elements associated with at least one of the plurality of layers, wherein each of the plurality of diffusive elements diffusively reflects and/or transmits the light, and wherein the plurality of diffusive elements are arranged to provide a predetermined uniformity of the diffused light at a predetermined target distance corresponding to a surface to be illuminated.

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