Liquid-crystal-polymer binary diffractive optical elements with a sub-micrometer feature size realized by a contact polarization holography.
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DOI: 10.1364/ol.461386
Abstract: In this Letter, a contact polarization holographic photoalignment method is proposed. In the holographic recording, a phase mask is contacted with a photoalignment film, making light carrying wavefront information interfere with reference light in the… read more here.
Keywords: feature; micrometer feature; sub micrometer; polarization ... See more keywords