LZ1-x0UV0R UV LED Emitters LED Engin LZ1-x0UV0R Ultraviolet (UV) LED Emitters are designed to provide superior radiometric power in a wavelength range of 365nm to 370nm. These LED emitters are available on a standard star metal core printed circuit board (MCPCB) with a small footprint of 4.4mm x 4.4mm that offers exceptional optical power density. The LZ1-x0UV0R UV LED Emitters feature high radiant flux density while delivering unmatched thermal and optical performance.