Illumination Devices with Adjustable Optical Elements
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United States of America Patent
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Issued Date -
Oct 10, 2019
app pub date -
Nov 9, 2018
filing date -
Apr 19, 2013
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Abstract
Illumination devices with adjustable optical elements configured to provide a variable illumination pattern of an area are described. The adjustable optical elements of the illumination devices can be traversed relative to a surface (e.g., a ceiling of a room) to vary the light distribution and/or intensity to the surface.
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