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Glasses, also known as ... suggested that Franklin had indeed invented bifocals, and perhaps 50 years earlier than had been originally thought. [56] ...
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 ...
Historians have produced some evidence to suggest that others may have come before him in the invention; however, a correspondence between George Whatley and John Fenno, editor of the Gazette of the United States, suggested that Franklin had indeed invented bifocals, and perhaps 50 years earlier than had been originally thought. [2]
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.
This changed with the invention of the maser in 1953 and the laser in 1960. Laser science —research into principles, design and application of these devices—became an important field, and the quantum mechanics underlying the laser's principles was studied now with more emphasis on the properties of light, and the name quantum optics became ...
This page provides a list of the oldest brands and companies operating only in the eyewear manufacturing business to date and in any country. "Eyewear", although a relatively modern terminology, refers to the category of all items and accessories worn over the eyes for fashion adornment, protection against the environment and medical issues, including glasses (also called eyeglasses or ...
The Protar is considered the first "modern" lens, because it had an asymmetric formula allowed by the new design freedom opened up by newly available barium oxide, crown optical glasses. [2]: 168 These glasses were invented by Ernst Abbe, a physicist, and Otto Schott, a chemist, (both Germany) in 1884, working for Carl Zeiss' Jena Glass Works ...
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 for eyewear innovation in the Western world. Upon the release of the printing press and the mass ...