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Integrating point source for texture projecting bulb

  • US 10,337,691 B2
  • Filed: 04/17/2017
  • Issued: 07/02/2019
  • Est. Priority Date: 06/10/2016
  • Status: Active Grant
First Claim
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1. A texture projecting light bulb comprising:

  • an incandescent filament configured to produce infrared light;

    an integrating sphere enclosing the incandescent filament, wherein the integrating sphere comprises a diffusely reflective interior surface, a baffle disposed at least partially within the integrating sphere, and an aperture configured to allow light to pass out of the integrating sphere; and

    a light bulb enclosure surrounding the integrating sphere, the enclosure comprising one or more regions transmissive to infrared light and one or more regions opaque to infrared light, wherein the one or more transmissive regions are configured to project a structured light pattern of infrared light detectable by a computer vision system.

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