Panasonic PT-DW5100, PT-DW5100U Lamp, PT-D5700 ET-LAD57 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