TV light leakage

What is the light leakage ? A: The light leakage is due to structural characteristics caused by the LCD screen itself , to a certain extent is a normal phenomenon , light leakage does not affect the brightness of the TV itself , response time, life and other basic technical parameters .

National digital television receiving equipment and performance standards of the working group pointed out that Liu Quanen : Due to the different levels of the LCD screen , at different levels of light leakage , color lcd display module January 1, 2007 from the implementation of the "digital TV LCD universal norms" clearly defined, LCD TV in all black case leaked to ≤ 4cd / ㎡ standard .


We usually through red, green, blue three basic TV color TV technology to measure the parameters of the situation , based on the particularity of LCD TVs , the purchase should be from the red , green, blue , white, black 5 colors to examine the quality of the product , so that in addition to the basic parameters can understand the situation , but also to avoid you purchased the product have dead pixels, bright, dark , light leakage and other unnecessary trouble.


LCD screen light leakage disadvantages of LCD technology itself , there is no effective solution . Current relevant legislation is still very lag , temporarily unable to carry out effective LCD leaked specifications ---- because of leaked liquid crystal display also can be seen. Also, light leakage does not affect the life of LCD monitors , color, etc.TFT Display Module  Technical parameters display itself , but in black or dark scenes will bring viewers uncomfortable feeling, so difficult to have a standard to measure how much light leakage will disrupt the viewing.