Conference

[1] (Invited Lecture/Speaker) “Liquid Crystals for Physical AI: From Visual Interfaces to Perception, Connectivity, and Actuation”, The 26th International Meeting on Information Display_Merck Science Connect (2026.08.20)

[2] (Invited Talk) “Quarter-Wave Geometric Phase Optics for Compact XR Display and Holographic Imaging: From Multi- Depth Accommodation to Dynamic

 Eyebox Steering and Noise-Resilient Full-Color Holography” The 26th International Meeting on Information Display (2026.08.20) 

[3] (Invited Talk) “Beyond binary wavefront control: quarter-wave geometric-phase optics for XR and holographic imaging”, The 17th International Conference on Information Optics and Photonics (2026.07.25)

[4] (Invited Talk) “Quarter-waveplate-based geometric phase hologram lens for extended reality displays and holographic imaging applications”, The 14th Korea-Japan Joint Workshop on Digital Holography and Information Photonics (2024.12.17)

[5] (Invited Talk) “Switchable Micro-Lens Array for 3D Displays and 3D Imaging”, The 25th International Conference on Advanced Laser Technologies (2017.09.11)

[6] (Invited Talk) “Active Switching LCP-based Microlens Arrays for 3D Display and Imaging Applications”, Society for Information Display 2017 (2017.05.26)

[7] (Invited Talk) “Flickering Behavior in Low-Frequency Driven FFS Liquid Crystal Mode”, The 3rd Asian Conference on Liquid Crystals (2017.02.13)

[8] (Invited Talk) “Volumetric 3D Display with Multi-Layered Active Screens for Enhanced the Depth Perception”, SPIE Optics + Photonics (2016.08.28)

[9] (Invited Talk) “Switchable Liquid Crystal lens for 3D applications”, The 11th Conference on Lasers and Electro-Optics Pacific Rim (2015.08.26)

※ Over the past 10 years (from January 1, 2015), 129 presentations at international conferences have been made, excluding  invited talk

[1] (Invited Talk) “기하위상홀로그램 광소자의 원리 및 응용: XR 디스플레이 성능 향상 및 폼팩터 개선", (사)한국정보디스플레이학회LC연구회, 2026 액정여름학교 (2026.07.10)

[2] (Invited Talk)  “Beyond Binary Wavefront Control: High-fidelity full-color self-interference incoherent digital holography via quarter-wave geometric phase optics”, (사)한국정보디스플레이학회 LC연구회, 2026 LC 연구회 하계워크숍 (2026.07.08)

[3] (Invited Talk) “Multi-depth switching by triple wavefront modulation of quar- ter-waveplate geometric phase lenses for vergence-accommoda-tion-matching extended reality ”, 한국광학회, 2026 동계학술발표회 (2026.02.06)

[4] (Invited Talk) “Steerable and agile light-fueled rolling soft robots by curvature-engineered torsional torque”, 한국광학회, OPC 2025 (2025.07.08)

[5] (Invited Talk) “Geometric Phase Hologram Lens for XR Displays & 3D Digital Holographic Imaging” , (사)한국정보디스플레이학회 영남지부,  KIDS 2025 영남지부 상반기 워크숍(2025.06.26)

[6] (Invited Talk) “LC Technologies beyond LCDs (부제: AR/VR applications & non-display works)”, (사)한국정보디스플레이학회, LC연구회 2023 LC연구회 워크샵 (2023.11.02)

[7] (Invited Talk) “Self-Interference Incoherent Digital Holographic Imaging System with Quarter-Waveplate Geometric- Phase Lens”, 한국광학회 2023 동계학술발표회 (2023.02.16)

[8] (Invited Talk) “Geometric Phase Retarder 기술”, 한국정보디스플레이학회 2022 액정여름학교 (2022.08.09)

[9] (Invited Talk) ”Continuous and Programmable Photomechanical Jumping by using Topological Transitions of Liquid Crystalline Polymeric Film”, 한국고분자학회 2022 춘계학술대회 (2022.04.08)

[10] (Invited Talk) “Continuous and Programmable Photomechanical Jumping by using Topological Transitions of Liquid Crystalline Polymeric Film”, 한국정보디스플레이학회 제22회 한국액정학술대회 (2022.02.10)

[11] (Invited Talk) “Polarization-Interference-based Holographic Optics for Wavefront Control”, 한국정보디스플레이학회KIDS 2021 액정기술 온라인 특별심포지엄 (2021.01.27)

[12] (Invited Talk) “3D Light-Field Imaging using Active Switching Virtual Moving”, 한국센서학회 2018년 종합학술대회 (2018.11.16)

[13] (Invited Talk) “능동형 렌즈 기반 라이트필드 이미징 기술”, 한국광학회 제25회 광전자 및 광통신 학술대회 (2018.06.01)

[14] (Invited Talk) “Light-Field Camera using Switchable LC Lens Array”, 한국광학회 2018년도 동계학술발표회 (2018.02.08)

[15] (Invited Talk) “Fast Switching Polarization Control for Time-Sequential Depth Expression in Volumetric Displays”, 한국광학회 제24회 광전자 및 광통신 학술대회 (2017.06.07)

[16] (Invited Talk) “Development of High Sensitive R/G/B Color Photo-Rewritable 3D Holographic Materials and Fast Switching Technology”, 한국광학회 2016년 동계학술발표회 (2016.01.20)

※ Over the past 10 years (from January 1, 2015), 138 presentations at domestic conferences have been made, excluding  invited talk