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The 17th-century claim by Francesco Redi that Salvino degli Armati of Florence invented eyeglasses in the 13th century has been exposed as erroneous. [47] [48] Marco Polo is mistakenly claimed to have encountered eyeglasses during his travels in China in the 13th century. However, no such evidence appears in his accounts.
Edward Scarlett (1688 – 1743 in London) was an English optician and instrument maker, who first invented an eyeglass frame with earhooks in 1727. This frame is held by the nose and ears, at times the glasses were called in contrast to the nasal cannula and temples because they had short straps that pressed on the temple.
The history of glass-making dates back to at least 3,600 years ago in Mesopotamia. However, most writers claim that they may have been producing copies of glass objects from Egypt. [1] Other archaeological evidence suggests that the first true glass was made in coastal north Syria, Mesopotamia or Egypt. [2]
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 ...
Sunglasses or sun glasses ... the use of sunglasses started to become more widespread, ... Shutter shades were invented in the late 1940s, ...
Salvino D'Armato degli Armati of Florence is sometimes credited with the invention of eyeglasses in the 13th century, however it has been shown that this claim was a hoax, and that there was no member of the Armati family with that name at the time. [1] [2] [3] The earliest mention of Salvino degli Armati as the inventor of eyeglasses occurred ...
The Free Society of Traders built a glass factory close to Philadelphia in the Province of Pennsylvania during the early 1680s. The works, located at Frankford, [55] was managed by Joshua Tittery, who was also a potter. [56] They produced bottles and window panes for several years under the guidance of English glass blowers. [57]
However, during the last thirty years of the 1st century AD there was a marked change in style, with strong colours disappearing rapidly, replaced by 'aqua' and true colourless glasses. [7] Colourless and 'aqua' glasses had been in use for vessels and some mosaic designs prior to this, but start to dominate the blown glass market at this time. [7]