BTI BL-FP280E-BTI - Projector lamp (equivalent to: Optoma DE. 5811116519, Optoma BL-FP280E, Optoma DE. 5811116885) - P-VIP - 280 Watt - 4000 hour(s) - for Optoma EH1060, TH1060, TX779 Product Type: Projector Lamp Product Type: Projector Lamp Manufacturer Part Number: BL-FP280E-BTI Lamp Life: 4000 Hour Lamp Life: 4000 Hour Manufacturer: Battery Technology, Inc Product Name: Projector Lamp Lamp Power: 280 W Brand Name: BTI Lamp Power: 280 W Brand Name: BTI Lamp Technology: P-VIP