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How Do LCD monitors work?

April 26, 2017Computer Computers hardware LCD monitors

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How Do LCD monitors work?

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LCD, or liquid crystal display, monitors have become the standard display for computers. They are versatile display devices built in a variety of sizes, making them perfect for the different applications of computing and viewing. Their low energy consumption and HD output capabilities add to their appeal.HistoryIn 1888 Friedrich Reinitzer discovered liquid crystals that would turn transparent at certain temperatures. In 1967 James Ferguson discovered that the capability could be used in displays.CrystalsLiquid crystals are chemicals that can be precisely aligned. LCD monitors work by placing liquid crystals between two panes of glass.Electric VoltageOnce the liquid is sandwiched between the two panes of glass, an electrical signal is passed through. This causes the crystals to align and allow light through.BacklightingThe display from an LCD is created by a light behind the pane of liquid crystals. The electric voltage allows the light to pass through the crystals in certain patterns,