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The first sunglasses, made from flat panes of smoky quartz called Ai Tai, meaning "dark clouds," [8] which offered no corrective powers but did protect the eyes from glare, were used in China in the 12th century or possibly earlier.
In 1904, the diamond-shaped roller pantograph was invented by John Q. Brown of the Key System shops for their commuter trains which ran between San Francisco and the East Bay section of the San Francisco Bay Area in California. A patent was issued on July 5, 1904. [113] 1904 Dragline excavator
John Lewis was born in Shepton Mallet, Somerset, England, and became an orphan at the age of seven.He was brought up by an aunt, Miss Ann Speed. [1] Having served as an apprentice to a local draper from the age of fourteen, he moved to London to become a silk buyer in the capital, working in Peter Robinson's Department Store at Oxford Circus by the time he was 20.
By the 1960s, the company had become synonymous with eyewear in America and was the dominant producer of sunglasses in the Western world. Ray-Ban had also become a large leader in sunglasses around this time, with its aviator style and later Wayfarer style taking off in popularity. [19] [20]
1974: The lithium-ion battery is invented by M. Stanley Whittingham, and further developed in the 1980s and 1990s by John B. Goodenough, Rachid Yazami and Akira Yoshino. It has impacted modern consumer electronics and electric vehicles. [509] 1974: The Rubik's cube is invented by Ernő Rubik which went on to be the best selling puzzle ever. [510]
Typical sunglasses lenses are tinted for protection against bright light or polarized to remove glare; photochromic glasses are clear or lightly tinted in dark or indoor conditions, but turn into sunglasses when they come into contact with ultraviolet light. Most over-the-counter sunglasses do not have corrective power in the lenses; however ...
The AN6531 Comfort Cable aviator sunglasses frame kept being issued by the U.S. military as No. MIL-G-6250 glasses after World War II with different lenses as Type F-2 (arctic) and Type G-2 aviator sunglasses but fitted with darker lenses until their substitute the Type HGU-4/P aviator sunglasses became available in the late 1950s. [6] [7] [8]
John Lewis & Partners, commonly known as John Lewis, is a British chain of high-end department stores operating across the United Kingdom, with concessions in Ireland. It is part of the John Lewis Partnership plc , a holding company held in a trust on behalf of its employees as the beneficiaries of the trust. [ 3 ]