27‐2: Nine‐Depth Switchable Augmented Reality Display with Bi‐stacked Quarter‐Waveplate‐Based Geometric Phase Lenses. - Shin, Jung-Yeop; Lee, Jae-Won; Seo, Jin-Hyeok; Cho, Young-Min; Kim, Hak-Rin (SID Symposium Digest of Technical Papers, 2024)