{HEAD ~ The associated optics} of light source 314 may collimate {TAIL ~ the light}, and measure off axis scatter, such as SALS and FALS scatter 
collimate
{ HEAD ~ The associated optics } of light source 314 may collimate { TAIL ~ the light } , and measure off axis scatter , such as SALS and FALS scatter
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH