IET Lamps - for BENQ HT1085ST Projector Lamp Replacement Assembly with Genuine Original OEM Osram PVIP Bulb Inside IET lamps only use original manufacturer bulbs from well-known brands such as Osram, Osram, Ushio, Matsushita and Phoenix. IET Lamps housing units are made from durable and high quality materials and are guaranteed to fit properly. This lamp will meet the original manufacturer quality and performance standards. Last 3x longer then Generic lamps! Better Reliability, Brighter Picture, Longer Lasting. Lamp Part Number: 5J.J7L05.001 180 Days Warranty. 30 Days Money Back Garrantee.