Lighting is a essential function of every modern family. After Edison tried to improve the filament and produced a carbonized bamboo light that lasted for 1200 hours in 1880 .lighting is involves to our daily life with the development of science and technologies 

Nowadays, lighting is no longer simply to give people a light source, For instance, led lights for building advertisements and neon lamp that decorated the environment are all extensions of lighting. For the household fit-up and decoration and family life, the illumination of the light has been separated from its original meaning.