Japan display inc. (20250013102). LIQUID CRYSTAL OPTICAL ELEMENT
LIQUID CRYSTAL OPTICAL ELEMENT
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LIQUID CRYSTAL OPTICAL ELEMENT
This abstract first appeared for US patent application 20250013102 titled 'LIQUID CRYSTAL OPTICAL ELEMENT
Original Abstract Submitted
according to one embodiment, a liquid crystal optical element includes a transparent substrate having a first main surface, an alignment control layer having a plurality of convex bodies, and a liquid crystal layer having a cholesteric liquid crystal. the alignment control layer has a first alignment area in which the convex bodies are arranged at a first pitch, and a second alignment area in which the convex bodies are arranged at a second pitch. the second pitch is less than the first pitch. the liquid crystal layer has a first liquid crystal area which overlaps the first alignment area, and a second liquid crystal area which overlaps the second alignment area.