McClure, Qualey & Rodack, LLP
Optical element and display device using the same
An optical element including a first pattern is provided. The first pattern includes a film and a plurality of light deflection regions arranged on the film, wherein each light deflection region comprises a diffraction structure having two or more than two amplitudes.
CM VISUAL TECHNOLOGY CORPORATION
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Yung-Pin Hung-Yu Hsin-Wen
Chen Lin Chang