Video 1. MEMS Acutation.mp4 WangYoumin ZhouGuangya ZhangXiaosheng KwonKyungmok BlanchePierre-Alexandre TriesaultNicholas YuKyoungsik WuMing 2019 Video 1: Dynamic movement of the MEMS grating OPA under low frequency actuation. Video captured in the experiment showing top view of a laterally moving MEMS OPA element. The time scale is 0-9 seconds. The actuation voltage is a 6Hz sinusoidal signal with Vpp = 10V.