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Jean-Marie-Théodore Fieuzal (1836-1888) was the first to argue for UV protection with (yellow) shaded glasses, and by 1899, Rodenstock GmbH produced possibly the first sunglasses intended for shielding eyes from UV light and not just glare. [16]
Safety glasses or spectacles, although often used as a catch-all term for all types of eye protection, specifically revers to protective equipment that closely resembles common eye wear. To meet most national standards, spectacles must include side shields to reduce the ability of debris to get behind the lenses from the side.
The main purpose of sunglasses has been, and still is, protection from the Sun's damaging UV rays. Throughout history, progression of the sunglasses began to change to serve more as a fashion stable, than eye wear for sun protection. The term "Sunglasses" began being used around the 1900s.
Ballistic eyewear is a form of glasses or goggles that protect from small projectiles and fragments. For the U.S. military, choices are listed on the Authorized Protective Eyewear List (APEL). [ 1 ] Ballistic eyewear including examples that meet APEL requirements are commercially available for anyone who wishes to buy it.
For the same reason sunglasses and filters were used by the American Army, especially for aviation, indeed Polaroid glasses were thought to protect aviator from sunlight but also atomic bomb explosions. [8] Cool-Ray was a division of American Optical for the sunglasses. It was the originator of the polarized sunglass as it is known today.
They come with come with premium optical film filters and are designed to filter out 100% of UV and infrared light, and and 99% of intense visible light that can be harmful to your eyes. $23 at Amazon
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