Purchase Qty. Reference FOB Price
1-499 pair US$10.00
500+ pair US$0.10
Product Description
Photochromic lenses are made of many lens materials including plastic, glass or polycarbonate. They are typically used as sunglasses that conveniently switch from a clear lens indoors, to a sunglasses depth tint when outdoors, and vice versa. 1.61 photochromic len Product Name Diameter Monomer ...