SPATIAL COLOR IMAGE DISPLAY DEVICE
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United States of America Patent
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Issued Date -
Nov 10, 2016
app pub date -
May 5, 2015
filing date -
May 5, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A spatial color image display device including: a figure pattern layer, made of a transparent material and having at least one figure zone, each of the at least one figure zone being defined by an area of a geometric shape; and a microlens layer, located above the figure pattern layer and having a first surface, a second surface, and a plurality of microlenses disposed two-dimensionally on the second surface, the first surface contacting the figure pattern layer, each of the microlenses having a cross section region on the second surface, and the cross section region being similar to the figure zone with a size ratio of 1:(n+r) or (n+r):1, n being a positive integer and 0
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