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Due to the high lighting efficiency and long lifecycle, the light-emitting diode (LED) plays a major role in the green earth activities; energy saving and carbon offset. Since the LED lights have the better energy efficiency, they have gradually become the major source of LCD backlight. The luminance of LED light source must be adjusted suitably when used for the backlight source or lighting, therefore,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.