The Photonics tag covers a broad range of light-based technologies, from lasers and optical fibers to integrated photonic circuits and advanced imaging systems. Articles here may highlight how different components—such as lenses, mirrors, waveguides, and detectors—come together to create functional photonic devices and platforms. Topics can span communications, sensing, imaging, and quantum technologies, emphasizing how careful optical design and engineering drive system performance and reliability. Readers will also find discussions of enabling trends like miniaturization, higher integration, and the use of novel materials or fabrication methods. For engineers, researchers, and product developers, this tag provides a high-level view of photonics as an ecosystem and shows how Avantier’s capabilities in custom optics and system design fit into that landscape. It underscores the importance of collaboration between optical, mechanical, and electronic disciplines in modern photonic innovation.