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