Liquid crystal display is an electronic visual display. It is a flat panel display. It does not emit light directly. It is used for various applications such as television, aircraft cockpit displays, computer monitors, signage and many more. It is available in many different types of screen sizes. It is more powerful and energy efficient. It is battery powered electronic equipment. The electronic modulated optical device is made with the liquid crystals. LCD televisions are equipped with LCD display technology. It is lighter than cathode ray tube. It is a portable and slimmer in size. It is available in larger sizes. It has many disadvantages. LCD televisions make black and color image. Most of the people like LCD display for the reason of their size. It is available ranging from simple calculators to full color televisions. LCD screens provide many benefits compared to plasma. It is made with many polarized glass panels. These are placed between liquid crystal molecules.