For decades UVA curing used high-intensity discharge (HID) UVA lamps. Only recently has the industry seen LED alternatives come to the fore. Compared to HID lamps, LED form factors are smaller and less fragile, while operationally they use less power, run cooler, and power cycle instantly when needed. These characteristics are improving the efficiency of the UV curing industry while opening up new curing techniques through hand-held devices — something that would not have been possible with HID lamps.
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