Sunglasses are shades for the eyes that offer protection, better vision, comfort, or just a chic look. They are different from spectacles which only function for people with disorders of vision. Sunglasses are more associated with fashion rather than function.
It is surmised that the idea of sunglasses took birth from the Roman Emperor Nero who liked to watch gladiator fights through emeralds and rubies. But the modern sunglasses took shape only in the 1940s where the movie pop fraternity has had a huge contribution in making them so popular. Today, sunglasses are available in all perceivable colors, with hundreds of rim and
frame styles and protective enhancements.
The most popular classic style of sunglasses is the aviator. They have oval pear-shaped lenses that narrow towards the bridge of the nose. Early movies have stars flaunting their aviators with style. This style is still largely popular; despite the entry of polarized lenses, sports eyewear, wraparounds and clip-ons.
Polarized sunglasses provide protection from severe solar glares from water and snow surfaces, beaches, and roads. They use the light polarization technology mastered by...