The Types segmentation categorises sputtering targets by material composition and functional sub‑types, reflecting the technical specifications required by each display application. Metallic targets (e.g., aluminum, copper) are primarily employed for conductive electrode layers in OLED and LCD backplanes, offering high deposition rates and excellent thermal conductivity. Dielectric targets such as silicon dioxide and silicon nitride serve as insulating layers, critical for gate dielectrics and encapsulation in thin‑film transistors. Compound targets—including indium‑tin‑oxide (ITO), zinc‑oxide (ZnO), and rare‑earth oxides—are essential for transparent conductive oxides and luminescent layers in OLED and MicroLED structures. Within compound targets, sub‑types are further divided into binary (e.g., ZnO), ternary (e.g., ITO), and quaternary alloys, each delivering tailored optical and electrical properties. The proportional mix of these target types drives the market’s total addressable volume, as manufacturers align material selection with device architecture, yield targets, and cost constraints, forming a core component of the overall market taxonomy.