4:15 PM - 4:30 PM △ [15p-C42-10] Optical-phase-distributions of a liquid-crystal-lens with multi-ring-electrodes and a highly-resistive-film 〇Yuki Goto1, Marenori Kawamura1, Susumu Sato2 (1.Akita Univ., 2.LC-Lens Inst.)