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Cataract surgery, also called lens replacement surgery, is the removal of the natural lens of the eye that has developed a cataract, an opaque or cloudy area. [1] The eye's natural lens is usually replaced with an artificial intraocular lens (IOL) implant.
“Having yourself and your family be prepared will ease the burden on our response system but also make you more mentally ready for what lies ahead,” Sury said.
Dolores Mary Eileen O'Riordan (/ oʊ ˈ r ɪər d ən / oh-REER-dən; 6 September 1971 – 15 January 2018) was an Irish musician who was the lead vocalist and lyricist of the alternative rock band the Cranberries. [2]
A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers. Liquid crystals do not emit light directly [1] but instead use a backlight or reflector to produce images in color or monochrome.
[75] Newton also constructed a primitive form of a frictional electrostatic generator, using a glass globe. [76] In his book Opticks, Newton was the first to show a diagram using a prism as a beam expander, and also the use of multiple-prism arrays. [77]
Lyndon B. Johnson signing the Medicare amendment (July 30, 1965). Former President Harry S. Truman (seated) and his wife, Bess, are on the far right.. Originally, the name "Medicare" in the United States referred to a program providing medical care for families of people serving in the military as part of the Dependents' Medical Care Act, which was passed in 1956. [5]