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Computer vision syndrome. Computer vision syndrome ( CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time and the eye's muscles being unable to recover from the constant tension required to maintain focus on a close object.
Pinhole glasses, also known as stenopeic glasses, are eyeglasses with a series of pinhole-sized perforations filling an opaque sheet of plastic in place of each lens. Similar to the workings of a pinhole camera , each perforation allows only a very narrow beam of light to enter the eye which reduces the size of the circle of confusion on the ...
Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.
Packages from Planet X is an animated television series produced by DHX Media Vancouver and American Greetings. [1] The series premiered on Disney XD on July 13, 2013 and later on Teletoon and Télétoon on January 16, 2014 as part of their "Can't Miss Thursday" lineup.
Orthokeratology lens. Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce refractive errors such as myopia ...
In fact, a Washington Post analysis recently found that nearly two-thirds of U.S. adults wear corrective lenses, either glasses or contacts. The sample size of the data was pretty large too: more ...
Clark Cobb's latest community venture recruits Beavis and Butt-Head, who graffiti the names of rock bands on various pieces of artwork. The boys claim it is a tribute to the people who died in the Vietnam War. Featured videos. Bell Biv DeVoe – "Gangsta" Death – "The Philosopher" Vixen – "Edge of a Broken Heart"
After a while, Carter has Bell Boy's leg all better, but they need to run him. That night, Col. Hall is awakened by the sound of a horse running. Bilko has Pvt. Palmer (P. Jay Sidney) rig up some lights that the horse can wear at night. Carter tells Bilko that due to a bad tendon, Bell Boy will never be able to race.