Yi-Ying Lai is an experienced Application Engineer at Luminus Devices since October 2019. Previously, Yi-Ying served as a Graduate Research Associate at The University of Arizona, focusing on the development of near-infrared laser sources and analyzing laser properties. Prior to that, Yi-Ying worked at ITRI as an Associate Researcher, developing liquid crystal polymer layers and optical elements. Yi-Ying's academic background includes a PhD from the University of Arizona and a Master's degree in Electrical and Electronics Engineering from National Tsing Hua University, where research involved high-efficiency laser systems and nonlinear optics experiments.