Replacement Lamp part number ET-LAB50 for Panasonic 3LCD front Projector models PT-LB50NTU / PT-LB50SU / PT-LB50U / PT-LB51EA / PT-LB51NTE / PT-LB51NTEA / PT-LB51NTU / PT-LB51U / PT-LB50 / PT-LB50SE / PT-LB51SE / PT-LB51 / PT-LB51SEA / PT-LB50NTE / P