Finished lens is a finished optical lens, which is a type of optical lens and widely used in fields such as eyeglass manufacturing.

Semi-finished Lens is a crucial intermediate product in the production of optical lenses and the custom eyeglass manufacturing process. It serves as a transitional link between lens raw materials and finished lenses, and is widely used in the field of personalized vision correction.

RX Lens is an optical lens custom-produced based on the wearer's personal vision examination data (i.e., the "eyeglass prescription"). Its core function is to accurately correct refractive errors such as myopia, hyperopia, astigmatism, and presbyopia, and it serves as the core carrier of personalized vision correction solutions.

Sunglass Lens is the core optical component of sunglasses. Its main function is to filter or reflect intense light (especially ultraviolet rays and excessive visible light) to reduce the irritation and damage caused by light to the eyes.