Photonic Devices + Applications 2025 is an important international conference in the field of optics and photonics, which will be held at the San Diego Convention Center in California, USA from August 3 to 7, 2025. As an important part of the SPIE Optics + Photonics conference, this conference focuses on the latest developments in photonic devices and application technologies, covering organic light-emitting diodes (OLEDs), organic thin-film transistors (OTFTs), organic photovoltaic devices (OPVs), the application of organic semiconductors in sensors and bioelectronics, organic materials, liquid crystal technology and other cutting-edge fields. During the conference, experts, scholars, researchers and industry representatives from all over the world will gather together to share the latest research results and technological innovations, and explore industry development trends and future challenges through keynote speeches, technical reports, poster presentations and special seminars. In addition, the conference also has an exhibition area to showcase the latest photonic devices, materials, manufacturing equipment and related application solutions, providing participants with valuable opportunities to understand market trends and expand cooperation networks. Photonic Devices + Applications 2025 provides a high-level academic exchange and business cooperation platform for professionals in the field of photonics, helping to promote the innovation, application and development of related technologies.