... · mirror image is clear, clear and convenient simple installation;4· lens barrel light, safe and reliable;5· just with a soft ... cloth or sponge, warm water wash gently.6.function: the open field of vision, regulating ... cntrolSizeDiamete:450,600,800,900,1000mm The reflection principle of convex mirror Our factoryOrder ProcessRemark 1. we warmly welcomed you visit ...