In {TAIL ~ operation} {HEAD ~ the lamp} has a voltage of 109V, whilst the value for the coldest spot temperature Tkp 1299 k is and for Δλ 12.5 nm 
In { TAIL ~ operation } { HEAD ~ the lamp } has a voltage of 109V , whilst the value for the coldest spot temperature Tkp 1299 k is and for Δλ 12.5 nm
REL TAIL TAIL TAIL TAIL TAIL 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 OTH