LIGHT-EMITTING DIODE LIGHT SOURCE

摘要

According to the light source equipped with light-emitting diode elements of the present invention, the substrate (1) for mounting light-emitting diode elements (7) comprises a circuit board (2) and a heatsink plate (3) and the heatsink plate (3) is formed from at least two materials having different heat conductivity and has an excellent balance of heat radiation performance and light weight. The present invention also provides a display device, a lighting equipment and a backlight for a liquid crystal display using the light source.