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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 ...
As the stones were experimented with, it was slowly understood that shallower lenses magnified more effectively. Around 1286, possibly in Pisa, Italy, the first pair of eyeglasses was made, although it is unclear who the inventor was. [50] The earliest known working telescopes were the refracting telescopes that appeared in the Netherlands in
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 Originally made out of either horn or tortoise shell, for most of their history they have actually been constructed out of thick plastics designed to imitate those materials.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 frames, which appear less pronounced.
Photos of Roosevelt wearing the glasses led to the initial popularization of rimless eyeglasses amongst Americans in the early 1900s. Rimless glasses were first widely offered as pince-nez , with manufacturers arguing that the design was superior to extant eyeglasses because it secured the lenses directly to the nose and kept them in place.
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The answer was “girls who wear glasses.” Defending champion Will Wallace got the answer right. “Yeah, a little problematic,” host Ken Jennings said after Wallace gave his answer.
Original bifocals were designed with the most convex lenses (for close viewing) in the lower half of the frame and the least convex lenses on the upper. Up until the beginning of the 20th century two separate lenses were cut in half and combined in the rim of the frame.