| Many manufacturers use the Thin Film Transistor | | | | each pixel are arranged so that in their normal state |
| (TFT) technology to improve colour screens they | | | | (with no voltage applied) the light coming through the |
| provide to consumers.In a TFT screen an extra matrix | | | | passive filter is polarized so as to pass through the |
| of transistors are connected to a LCD panel. These | | | | screen. When a voltage is applied the liquid crystal |
| transistors drive the pixels removing ghosting and slow | | | | elements twist up to ninety degrees in reference to |
| response speed that has affect previous pc monitor | | | | the voltage, changing their polarization and blocking the |
| displays of days gone by.The liquid crystal elements of | | | | light's path. |