These optical gadgets, sometimes made of soppy hydrogel or silicone hydrogel supplies, alter eye look by overlaying the iris with a white opaque layer. A theatrical instance could be their use to create the impact of blindness or a supernatural gaze.
Past beauty and theatrical functions, these lenses can typically be used for managing sure eye circumstances, equivalent to aniridia or albinism, by lowering gentle sensitivity and enhancing imaginative and prescient. Traditionally, developments in supplies and manufacturing processes have considerably improved their consolation and security. This evolution has expanded their use from purely medical requirements to a variety of aesthetic selections.