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X-ray specs. X-ray specs or X-ray glasses are an American novelty item, purported to allow users to see through or into solid objects. In reality, the spectacles merely create an optical illusion; no X-rays are involved. The current paper version is sold under the name "X-Ray Spex"; a similar product is sold under the name "X-Ray Gogs".
History. The chart was designed by Ian Bailey and Jan E. Lovie-Kitchin at the National Vision Research Institute of Australia. They described their motivation for designing the LogMAR chart as follows: "We have designed a series of near vision charts in which the typeface, size progression, size range, number of words per row and spacings were chosen in an endeavour to achieve a ...
While the librarian (an attractive blonde woman who bears some resemblance to Stewart Stevenson's mother) good-naturedly attempts to help the pair research influential women (including a woman named "Sarah Dixon Dewey", who she claimed was actually behind the development of the Dewey Decimal System), she fails to notice whenever Beavis and Butt ...
The researchers hope to conduct further research on the effects of blue light glasses on sleep, eye health, and more, Dr. Sumeer Singh, an author on the study from the Downie Laboratory, said in ...
Even people who don't need eyeglasses for vision issues are donning specs these days. While some may be using non-prescription glasses as a fashion statement, others may actually be using blue ...
On TikTok, “POV” can frame a video from the eyes of the person filming (e.g., a surfer riding a wave), so the viewer feels part of the action. ... ‘I really ascribe to this’ or ‘I’m ...
A good procedure is a chart, analogous to the familiar Snellen visual acuity chart, in which one letter in each row differs in depth (front or behind) sequentially increasing in difficulty. For children the fly test is ideal: the image of a fly is transilluminated by polarized light; wearing polarizing glasses the wing appears at a different ...
The dandy's quizzing glass of the 1790s was an article of high fashion, which differs from the monocle in being held to one's eye with a handle in a fashion similar to a lorgnette, rather than being held in place by the eye socket itself. Styles A 20th-century gold plated monocle with gallery. There are three additional styles of the monocle.