Chinese firm Newsun has announced to develop a real AC POWER LED after seven years of research and development in collaboration with Professor Edson Products. According to Newsun, there is no need for a transformer to change the power from AC to DC. What's more it doesn't need an LED driver. Not needing either a transformer or driver means that the light source only needs a tiny space. The LED operates at 85 lumens/Watt and has a CRI of 82 at a relatively low temperature. Lamps employing the LED have a very long life because in most cases, ...