Categories: ALL / Fashion Accessories / Fashion Accessories / Fashion Goods & Accessories / Eyewear & Optical Supplies / Lenses (Contact Lenses, Eyeglass Lenses, UV Lenses, etc.)
Product Feature
It is a new products both good quality and competitive priceProduct Specifications
It is converged by flexible carbonic ether annulations and unmovable dual phenol. It's molecular weight is between 20000-38000. The refractive index under test condition of 25c is 1.586The lens made by this type of material is called space lens.57% lighter than traditional glass lens, its performance of impact-resistance 60 times of glass lens. And the thickness in 2.5cm can be made into bullet-proof glass. The thinness is equal to cr-39lens high index1.6.
