... 4.single-side, multi-layer, rigid-FPC SPECIFICATIONCAPBILITY-FPC 1 Material UsedPolyimide, PolyesterMaximum Panel Size19.7"x24(500x610mm)Line width & ... for Lead Free Tin Plating Capability-FPC 3 Cover layerPolyimide, Flexible Solder MaskStiffener materialPolyimide, Polyester, FR4, MetalShielding materialCopperfoil, Silver foil ... such as: mobile phone, camera, computer, LCD atc. LCD flexible pcb board