We don’t know exactly when people protected their eyes against the sun for the first time, but we do know sunglasses made of smoky quartz were used in China about eight or nine centuries ago. Sunglasses became popular only in the 1920s when movie stars started wearing them. High-quality modern-day sunglasses uses special optics for optimum protection of the eyes and hand-made frames that are very comfortable to wear. Plenty of people wear them less for protection than for looking like a movie star, hiding their eyes. Fashionistas can sometimes be seen bumping into walls because they wear their designer sunglasses indoors and at night. We picked five dark lensed icons.