... camera circuit board 2.6layers immersion gold board 3.1.6mm camera circuit board 4.UL ISO9001 certificate 5.green SM camera ... reference. DescriptionDetails SpecificationBase MaterialFR-4,Aluminium-backed board,Halogen-free,Lead-free compatible,High Tg, ... typeHigh precision multi-layer board,Blind hole board, Buyerd hole board,High frequency board,Aluminium backed boardCertificateISO9001.UL etcWelcome ...