Backlit sign exhibiting brightness and color uniformity
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United States of America Patent
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Jun 7, 2016
Grant Date -
Nov 26, 2015
app pub date -
May 21, 2014
filing date -
May 21, 2014
priority date (Note) -
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Abstract
A backlit sign exhibiting a uniform illumination intensity pattern is achieved in a structure having a light transmissive front panel, a back panel, and a plurality of backlight modules disposed on a surface of the back panel that faces the front panel, wherein the backlight modules are spaced apart in an array, and each module includes at least one LED and a lens member having a lens portion that collects light from the LED and redirects the light into a generally square illumination pattern on the front panel.
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