Jin-Hyeok Seo received his B.S. degree in Electronics Engineering from Kyungpook National University, Republic of Korea, in 2024. He served in the Korean Army Reconnaissance and Surveillance Unit from 2019 to 2020. In 2024, he joined the School of Electronic and Electrical Engineering at Kyungpook National University as an M.S. candidate. His current research interests include the application of geometric phase holographic optics, liquid crystal optics, 3D imaging, and XR optical design.