{HEAD ~ Pump radiation} from the diode pumping sources is collimated by {TAIL ~ an optical fiber} and the fold angle is selected to mode match the pump radiation to the mode volume 
is collimated by
{ HEAD ~ Pump radiation } from the diode pumping sources is collimated by { TAIL ~ an optical fiber } and the fold angle is selected to mode match the pump radiation to the mode volume
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH