Original Projector Lamp 915B441001 for MITSUBISHI WD-60638 / WD-60738 / WD-60C10 / WD-65638 / WD-65C10 / WD-73638 / WD-73738 Bulb With The Housing AuraBeam Economy Series Television Replacement Bulb. This is an Aurabeam Economy Series lampl For a Brighter & Sharper Picture look for the Aurabeam Professional Series replacement lamp. 180 Day Warranty Included. Exclusive Bulbs is the only authorized reseller of AuraBeam Lamps