KIM, SUNG KYU Kim, Dong Wook Park, Min Chul Kwon, Yong-Moo Jung-Young Son 2024-01-13T08:00:26Z 2024-01-13T08:00:26Z 2021-09-29 2006-10 https://pubs.kist.re.kr/handle/201004/104315 English Multi-focus 3D display HMD DMD LED accommodation convergence eye fatigue Development of a HMD type multi-focus 3D display system using LEDs Conference 1 SPIE Optics East, pp.1 - 9 SPIE Optics East 1 9 US