... lighting long lifetime even brightness high-frequency inverter Observation of lighting 1 Used CCFL Lamp2 Life of more than ... of less than 10%4 High-frequency inverter 5 Observation of lighting Observation of lighting Use CCFL (cold cathode fluorescent lamp) light ... a long time, it is difficult for the eye fatigue.Observation of lighting Long lamp life, noise-free, energy-saving, life ...