After meeting the basic requirement of correcting vision, major contact lens manufacturers have begun to work hard on wearing experience, and the application of new materials and technologies has really made contact lenses more comfortable. The concept of “water” appears in almost all contact lens advertisements. Many contact lens products have water patterns or the word “water” printed on their packaging, which all convey the benefits of “water”-keeping the eyes dry when worn. In sharp contrast to moisture, the most basic indexes such as base arc, diameter and water content are not specifically introduced in the product, and these indexes really affect the wearing comfort. Is what’s information hidden behind the marketing gimmicks? Facing the cold product parameters, how should Read More …