Brightness is finger painting surface bright degree, the unit is comparable to Della per square meter (CD/m2) or nits, also is the candle of per square meter.At present there are two ways of increasing the brightness, one is to improve the LCD light pass rate;Another is to increase the brightness of the background light, namely to increase the number of tubes.
Brightness is finger painting surface bright degree.The brightness of the brightness in the broadest sense of the term, in addition to including common factors, but also including the degree of saturation and gorgeous colors.
The classification of the back light
Back light by light source type at present basically has wood of EL LED, CCFL and three types of back light, according to the light source distribution location is divided into edge-lit and straight down type (backlit).The following are their brief introduction.
1, edge light type.
2, bottom backlit.