Optionally, the light beam shaping module further comprises {HEAD ~ at least one first aspheric collimating lens} with {TAIL ~ a large numerical aperture}, which lens is disposed on the light path running from the light source to the cylindrical lens 
with
Optionally , the light beam shaping module further comprises { HEAD ~ at least one first aspheric collimating lens } with { TAIL ~ a large numerical aperture } , which lens is disposed on the light path running from the light source to the cylindrical lens
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH