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Using a constant tone in the eye to reduce the brightness of the sun back to ancient Rome. Since those early days of development of sunglasses can follow through the centuries, has been revised and improved and modern sunglasses design that we reached today. Sunglasses are now not only protect our eyes from the sun, but it is also important as a fashion accessory. Sun's history of ancient Rome around 60 AD Emperor Nero, where he says, is to watch the gladiator fights through polished back while their eyes are emerald green gems, which are low to detect effects of the sun are. first recorded evidence of actual use of sunglasses Tommaso da Modena in Italy, a painting, can be found in 1352, a person has to wear sunglasses.
Earlier, in the twelfth century in China, sunglasses were worn by judges to protect from the sun, not eyes, but a look in his eyes to hide, it is important to keep thoughts and opinions in suspense until the end of each process . The flat screen, which was polished quartz and its color are smoked. Until 1430 that a pair of glasses that were developed first in Italy in the correct order, and these early rudimentary spectacles China, which were stained by the smoke of the judges be restored was not found their way.
Were carved in ivory or tortoise shell frame, either, and some were very ornate. During the 17th century, in England used a pair of glasses to better see older people with presbyopia. Show Company England, the audience, whose motto was the manufacturers started to produce glasses for "a boon for senior citizens." Development of the low sun, but James Ayscough, who is known for his work in London in 1750 constant microscope remained until the work was known. He experimented with blue and green lenses, make sure it can help with certain vision problems. These were not sunglasses, but was not concerned with protecting the eyes from the sun.
Frame leather, bone, ivory, tortoiseshell, and were made of metal, and were supported, or just balanced on the nose. The early part of arms or rods first appeared in the tape around the back of the ear. Instead, behind the earlobe to the ends of ribbon hanging loops, adding the weight of Chinese porcelain. Rods in the end came in 1730, invented by Edward Scarlett. After lens technology made a big leap forward when Benjamin Franklin invented the bifocal lens is famous for the first time in 1780, when "Franklin split" bifocal, the presbyopic read and see in the distance, without the patients and the distance separate reading glasses
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