Lumentum is a leading supplier of optical and photonic products serving cloud data centers, telecommunications networks, and industrial manufacturing. The company operates through two segments: Cloud & Networking, which provides optical transceivers, lasers, photonic integrated circuits, and optical networking infrastructure to cloud operators and network equipment makers; and Industrial Tech, which manufactures solid-state and fiber lasers for consumer electronics applications such as 3D sensing in mobile devices, as well as precision material processing in semiconductor fabrication, battery production, and metal cutting. The company generates revenue by selling high-speed optical transmission components and advanced laser systems to these diverse end-markets, driven by continued expansion of cloud computing, AI/ML infrastructure, telecommunications networks, and manufacturing automation.