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LCD TVs – What You Must Know…

The main components of LCD TVs are the pair of flat glass sheets. Only particular light wavelengths will be able to penetrate through these glass sheets, others will not able to pass through these sheets. Due to this facility, the glass sheets can also be called as substrates. Liquid crystal will be placed between these glass sheets of the LCDs. Back light is kept in such a way that it passes via the substrate facing the viewer. The movements of the liquid crystals take place with the help of changing electric current. This feature makes them transparent in certain portions and opaque in other regions and hence only particular wavelengths will be able to penetrate through them. Continue reading

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