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Flash illumination system

  • US 8,845,115 B2
  • Filed: 02/16/2012
  • Issued: 09/30/2014
  • Est. Priority Date: 02/16/2012
  • Status: Active Grant
First Claim
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1. A flash illumination system comprising:

  • four sections in a cross-quad configuration, the four sections including a first section, a second section lateral to the first section, a third section lateral to the first section and caddy-corner to the second section, and a fourth section lateral to the second section, lateral to the third section, and caddy-corner to the first section, each of the four sections including;

    a light source includinga single light-emitting region having a first centroid, anda package surrounding the single light-emitting region, the package having an exit aperture, the exit aperture having a second centroid, the first centroid laterally offset from the second centroid; and

    a reflector includingan input aperture optically coupled to the exit aperture of the package,an output aperture, andone or more sidewalls between the input aperture and the output aperture, the one or more sidewalls configured to collimate light propagating from the light source,wherein the four sections includea first single light-emitting region, the first centroid of the first single light-emitting region in a lower right portion of the first section,a second single light-emitting region, the first centroid of the second single light-emitting region in an upper right portion of the second section,a third single light-emitting region, the first centroid of the third single light-emitting region in an upper left portion of the third section, anda fourth single light-emitting region, the first centroid of the fourth single light-emitting region in a lower left portion of the fourth section, orwherein the four sections includea fifth single light-emitting region, the first centroid of the fifth single light-emitting region in an upper right portion of the first section,a sixth single light-emitting region, the first centroid of the sixth single light-emitting region in a lower left portion of the second section,a seventh single light-emitting region, the first centroid of the seventh single light-emitting region in the upper left portion of the third section, andan eighth single light-emitting region, the first centroid of the eighth single light-emitting region in a lower right portion of the fourth section.

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