Laser illumination device

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United States of America Patent

PATENT NO 10725312
APP PUB NO 20190212573A1
SERIAL NO

16352696

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Abstract

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An Electrically Switchable Bragg Grating (ESBG) despeckler device comprising at least one ESBG element recorded in a hPDLC sandwiched between transparent substrates to which transparent conductive coatings have been applied. At least one of said coatings is patterned to provide a two-dimensional array of independently switchable ESBG pixels. Each ESBG pixel has a first unique speckle state under said first applied voltage and a second unique speckle state under said second applied voltage.

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Patent Owner(s)

Patent OwnerAddress
SBG LABS INC1288 HAMMERWOOD AVE SUNNYVALE CA 94089

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Popovich, Milan Momcilo Leicester, GB 194 11367
Storey, John James Wollaton, GB 11 1200
Waldern, Jonathan David Los Altos Hills, US 190 11498

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