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Man with glasses. A woman with glasses. Glasses, also known as eyeglasses or spectacles, are vision eyewear with clear or tinted lenses mounted in a frame that holds them in front of a person's eyes, typically utilizing a bridge over the nose and hinged arms, known as temples or temple pieces, that rest over the ears for support.
The first incarnations of glasses were made with the aim of providing aid to reading. [ 8 ] Though innovations in pre-modern eyewear technology occurred in both Imperial China and the Inuit territories, which both invented early forms of sunglasses and goggles, [ 9 ] Venice and Northern Italy have historically been the place of consolidation ...
After the War of 1812, English glass manufacturers began dumping low–priced glass products in the United States, which drove many American glass companies into bankruptcy. [136] The United States Tariff of 1824, which was a protective tariff, helped the American glass industry. Between 1820 and 1840, nearly 70 glass factories were started.
A pair of horn-rimmed glasses. Horn-rimmed glasses are a type of eyeglasses. Originally made out of either horn or tortoise shell, for most of their history they have actually been constructed out of thick plastics designed to imitate those materials. They are characterized by their bold appearance on the wearer's face, in contrast to metal ...
AN6531 sunglasses with Type 1 AN6531 lenses made by American Optical. In the second half of the 1930s and early 1940s, a group of American firms kept developing sunglasses. The military "flying sun glasses (comfort cable)" were standardized in November 1941. They were produced in large quantities (several million pieces) for pilots and sailors.
Glasses described as wraparound may alternatively have two lenses, but again with a strongly curved frame. These were first made in the 1960s as variants of the Aviator model, used by Yoko Ono and Clint Eastwood in the Dirty Harry films. The modern variant surged in the mid-1980s, heavily based on the then-popular Wayfarer, but adapting it to a ...
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It has been proposed that glass eye covers in hieroglyphs from the Old Kingdom of Egypt (c. 2686–2181 BCE) were functional simple glass meniscus lenses. [39] The so-called Nimrud lens, a rock crystal artifact dated to the 7th century BCE, might have been used as a magnifying glass, although it could have simply been a decoration. [40] [41 ...