... as 120 LM/W. Special energy-saving lamps have high quality color. Especially suitable for the human visual experience, not easily ... , square, factory, oil field,etc. HID Xenon Lamp Lighting Principle HID Special Energy-saving Lamps, also called HID xenon lamps. It is a kind of ... be as high as 120 LM/W. Its show color quality is very good, especially suitable for human visual experience, not ...