A lighting module having an array of light emitting elements on a substrate, at least one diffractive optical element arranged to receive {TAIL ~ light} from the light emitting elements and scatter the light into a random emission pattern to produce {HEAD ~ a uniform irradiance} at a target surface 
A lighting module having an array of light emitting elements on a substrate , at least one diffractive optical element arranged to receive { TAIL ~ light } from the light emitting elements and scatter the light into a random emission pattern to produce { HEAD ~ a uniform irradiance } at a target surface
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH