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Eyeshades. Green eyeshades or dealer's visors are a type of visor that were worn most often from the late 19th century to the mid-20th century by accountants, telegraphers, copy editors, and others engaged in vision-intensive, detail-oriented occupations to lessen eye strain [1] due to early incandescent lights and candles, which tended to be harsh (the classic banker's lamp had a green shade ...
A visor (also spelled vizor) is a surface that protects the eyes, such as shading them from the sun or other bright light or protecting them from objects. Nowadays many visors are transparent, but before strong transparent substances such as polycarbonate were invented, visors were opaque like a mask .
The eye wear can also be injection-molded, which gives curvature and allows the lenses to reflect glare and enable the players to have increased visibility in most weather conditions. But most eyeshields are made out of polycarbonate. [7] All visors are made curved in order to cover the entire eye area, shielding it from injury and light.
While this is widely understood to make it more difficult for the dealer to cheat by concealing a card in his sleeve, the sleeve garter is usually accompanied by a vest and bow tie (and sometimes a visor) suggesting that this usage, might hark back to late 19th and early 20th centuries fashion at least as much as it serves a real purpose. [2]
Belichick decided to honor the NFL's first Black head coach with a visor patch during Sunday's game.
Fighter pilot helmet includes a visor for protection from the sun and from wind blast in case of an ejection from the aircraft. Some firefighter's helmets have visors which protect the eyes from infrared rays and the radiant heat of fire as well as from impact. Hockey helmets have visors, shields, cages and masks to protect the eyes and face ...