A.70F1-1568P1X1 B.70F1-1568P2X1 C.70F1-1568M3X1 D.71F1-1568M8X1
A.清洁 B.涂底漆 C.打磨 D.抛光
A.0~300nm B.300~700nm C.700nm-1200nm D.1200nm-1800nm