Three Dimensional Systems and Applications (3DSA) is an international conference on audio-visual 3D technology, systems and applications, where world researchers and engineers come to present and discuss the cutting-edge technologies, systems and applications on 3D Capturing, Processing, Transmission, Storage and Displays.

The conference is organized by 3D Interaction & Display Association (3DIDA) / Industrial Technology Research Institute (ITRI) / Society for Information Display (SID) Taipei Chapter / National Taiwan University (NTU) / National Taiwan University of Science and Technology (NTUST) in Taiwan, Ultra Realistic Communication Forum (URCF) / The Virtual Reality Society of Japan (VRSJ) / 3D Media Technology Group ITE (3DMT-ITE) in Japan, and Association of Realistic Media Industry (ARMI) / Electronics and Telecommunications Research Institute (ETRI) / Korea Institute of Broadcast and Media Engineering (KIBME) in Korea.

The 3DSA conference is held in Taiwan, Japan and Korea in turn since 2009 every year. 3DSA2025 is the 16th conference and is held in conjunction with IP’25(Information Photonics) at National Taiwan University, Taipei, Taiwan in September 3~4, 2025.