The first array of lenses and second array of lenses together form a flys eye integrator, and the first array of lenses and second array of lenses comprise lenses which have {HEAD ~ a diameter} selected from {TAIL ~ the range} of 5 μm 50 μm, and a radius of curvature selected from the range of 25 μm 2500 μm 
selected from
The first array of lenses and second array of lenses together form a flys eye integrator , and the first array of lenses and second array of lenses comprise lenses which have { HEAD ~ a diameter } selected from { TAIL ~ the range } of 5 μm 50 μm , and a radius of curvature selected from the range of 25 μm 2500 μm
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH