I have a Macbook 2,1 Core 2 Duo 1.83 that's developed some display problems. Sometimes when it awakes from sleep the backlight will not come on; I can see (dimly) that the display is on, windows are ...
Nearly every LCD TV on the market has a problem: uniformity. Certain areas of the screen are going to be brighter than other areas. On dark scenes, this can be visible and sometimes distracting. OK, ...
A typical LCD consists of liquid crystal material with transparent electrodes and polarizing filters. Applying voltage across the liquid crystal layer allows light to pass through in varying amounts.