Sunglass lenses are made in glass (mineral), CR-39, polycarbonate, nylon and TAC film laminate, plano or prescription, tinted, polarised or mirrored. Italy leads in mineral lenses; China dominates plastic volume.
Varieties (worldwide)
Mineral glass sunglass lensesCR-39 tinted sunglass lensesNylon sunglass lensesTAC polarised lens sheetsMirror coated sunglass lensesGradient tint lensesPrescription sunglass lensesSunglass lens blanks