Fig. 10: Single-layer MEMS mirrors based on piezoelectric AlScN.

a Schematic and motion scan images of the proposed micromirror design113. Schematic, photograph, and SEM images of MEMS mirrors: b with a gimbal-less structure and c with a gimbaled structure122. d Photographs of fabricated micromirrors, large-angle scanning operation, simulation results of operation modes, and Lissajous figure generated by the biaxial micromirror121