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A monocle is a type of corrective lens used to correct or enhance the visual perception in only one eye. It consists of a circular lens placed in front of the eye and held in place by the eye socket itself. Often, to avoid losing the monocle, a string or wire is connected to the wearer's clothing at one end and, at the other end, to either a ...
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 ...
Safety glasses or spectacles, although often used as a catch-all term for all types of eye protection, specifically revers to protective equipment that closely resembles common eye wear. To meet most national standards, spectacles must include side shields to reduce the ability of debris to get behind the lenses from the side.
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 .
Only clear eyeshields are permitted in high school football because eyes are needed to be seen while checking for a concussion. For college level players, the eyeshield may be tinted for players with eye problems. The NFL allows dark visors to be worn and reflective mirrors but does not allow colored or iridium visors. Tinted visors were banned ...
Visors played an important role in Late Medieval and Early Modern literature, allowing for a dramatic reveal of a character's identity. Sir Thomas Malory employs this tactic in Le Morte d'Arthur, wherein a damsel commands a knight she believes is Sir Lancelot to "put up thy visage" only to discover that he is actually Sir Tristam de Lyones.
Pit Viper is an American company based in South Salt Lake, Utah.The company designs, develops and manufactures sports performance equipment and lifestyle pieces including sunglasses, safety glasses, eyeglasses, sports visors, ski/snowboard goggles utilizing a 1980s, 1990s and early 2000s aesthetic combined with an irreverent, absurdist marketing approach.
The eyes of an animal with monocular vision are positioned on opposite sides of the animal's head, giving it the ability to see two objects at once. This is usually most commonly seen with prey animals, as the reason why their eyes are placed on either side of their head is to make it easier for them to look out for predators, which usually ...
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