Types of spectacle lenses
Posted: Thu Feb 13, 2025 5:36 am
Spectacle lenses are an important part of eyeglasses. Their main function is to correct vision and improve vision problems such as nearsightedness, farsightedness and astigmatism. The material, design and function of the lenses have an important impact on their effect. Spectacle lenses include glass lenses, resin lenses and crystal lenses.
Glass lenses have excellent optical properties and can reduce the damage of ultraviolet rays to the eyes, but they are heavy and fragile.
Resin lenses are a kind of organic glass that is lightweight, unbreakable, safe and easy to process, but its hardness is low and it is easily scratched.
Crystal lenses are transparent quartz crystals whose main component is silicon dioxide.
Industry status and market size
Nowadays, glasses have become one of the indispensable items in people's daily life. In addition to traditional glasses for correcting myopia, hyperopia and presbyopia, there are also various functional kenya number data glasses, such as blue light protection glasses, night glasses, protective glasses, etc. With the development of science and technology, new vision products such as smart glasses are gradually entering the market. For example, the emergence of virtual reality glasses makes the virtual experience more realistic; the emergence of smart glasses turns glasses from a simple vision correction tool into a portable device that can receive information, make calls and other functions.
Glass lenses have excellent optical properties and can reduce the damage of ultraviolet rays to the eyes, but they are heavy and fragile.
Resin lenses are a kind of organic glass that is lightweight, unbreakable, safe and easy to process, but its hardness is low and it is easily scratched.
Crystal lenses are transparent quartz crystals whose main component is silicon dioxide.
Industry status and market size
Nowadays, glasses have become one of the indispensable items in people's daily life. In addition to traditional glasses for correcting myopia, hyperopia and presbyopia, there are also various functional kenya number data glasses, such as blue light protection glasses, night glasses, protective glasses, etc. With the development of science and technology, new vision products such as smart glasses are gradually entering the market. For example, the emergence of virtual reality glasses makes the virtual experience more realistic; the emergence of smart glasses turns glasses from a simple vision correction tool into a portable device that can receive information, make calls and other functions.