³Ô¹Ïtv / FLEX ENGINEERINGEight copper layers need seven separationsCopper L1Copper L2Copper L3Copper L4Copper L5Copper L6Copper L7Copper L8Seven interlayer separationsExterior cover layers counted separatelyREVIEW BOUNDARYExactly eight copperlayers; films and linerskept separate.Full stack, bending regionand supported interfaces.Concept drawing / no released dimensions, factory evidence or automatic approval