photochromic lenses

Glasses have been an essential part of human life for centuries, aiding in vision correction and protection against the sun's harmful rays. Let's take a look at the fascinating history of eyewear and how it has evolved over time. Early History The earliest form of eyewear consisted of a pair of magnifying lenses held together by a frame. These glasses, called "rivet spectacles," were first invented in Italy in the late 1200s. They were made of glass, and the frames were often made of bone, metal, or leather. The Renaissance During the Renaissance, eyewear became more widespread and varied. By the 14th century, eyewear had become popular among scholars and the wealthy elite. Glasses were a symbol of intelligence and sophistication and were often worn as a fashion accessory, even by those with perfect vision. However, the production of eyewear was still limited, and most glasses were made by hand, making them expensive and exclusive. The 18th and 19th Centuries It wasn't until the 18th century