Flat-convex Silicon Lens 1), Brand: HENGXIANG 2), Material: Silicon 3), N=0.5 , B=40/20 , C=0.01 Flat-convex Silicon Lens1),Material ... : Monocrystal line silicon N shape.2),Resistivity: 5-40Ω, crystallographic orientation ... parameters, then we will design the drawing and customize this lens for you.8),Output: 100K/month 9),Pictures10) Main products ...