Transitions lenses, also known as photochromic lenses, are eyeglass lenses that automatically adjust their tint based on light exposure. These lenses darken when exposed to sunlight and return to a clear state indoors, providing seamless protection from harmful UV rays without the need for separate prescription sunglasses. Ideal for individuals who frequently move between different lighting environments, Transitions lenses offer the convenience of all-day, adaptive vision correction, ensuring optimal comfort and visual clarity in both bright outdoor settings and indoor lighting.