Lens are transmissive optical device that are used to focus a ray of light through the process called refraction. These lens are made up of transparent material and can be differentiated by the material type of simple and compound lens. The focusing of the light helps in the formation of an image. Numerous manufacturers are developing lenses, usually the single vision lens that can be either concave or convex in nature. These type of lens are made from single prescription in order to correct a specific vision deficiency that can be either short sightedness or long sightedness. It is indefinite that the today’s generation get fashionable choices and new materials in their spectacle lens and they are recorded to spend a lot in their frames and good quality lens. Current lens come with coatings that protect the material and gives the product a prolonged life.
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The rising incidences of refractive errors in consumers due to their sufferings from myopia and presbyopia are rising the demand for spectacle lens in the market. These are mainly caused due to the lifestyle errors and poor eating habits. People who are engrossed in usage of digital devices like laptop, smartphones and others are more prone to visiting the ophthalmologists for spectacle lenses. These are the major drivers aiding in the significant growth of the spectacle lensindustry. However there are certain restraints that pull back the spectacle lens market. The quality of the lens matter a lot in order to have a sustained life for the spectacle for the user. The poor handling of the product and lack of proper cleaning of the glasses can damage the spectacles, giving an urge to buy a new pair of spectacles and increasing its sales. However, the active usage of spectacles despite the recent uses of contact lens by the aged population will keep on fueling the demand for the product in the global market.
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