Amazon.com: IET Lamps Genuine OEM Replacement Lamp for BenQ W1070, W1080ST, HT1085ST, HT1075 Projector 5J.J7L05.001 with One Year Warranty (Power by Osram) : Electronics
5J.J9H05.001 Replacement Lamp P-VIP240/0.8 E20.9 for BENQ W1080ST+/W1085ST/W1070/W1070+/W1070-V/W1700S/W1710/WP1710/W1075/W1080 - AliExpress
Lutema Projector Replacement Lamp with Housing / Bulb for BenQ W1080ST - Walmart.com
NEW COMPATIBLE PROJECTOR LAMP BULB FOR BENQ W1070 W1070+ W1080 W1080ST W1080ST+ | eBay