Pureglare AN-XR10L2 Projector Lamp for Sharp XR-10S-L,XR-10X-L,XV-Z3100 Ampac Audio-Video is the only authorized seller of PureGlare lamps. ?Look for Ampac Audio-Video to ensure you're buying an authentic PureGlare Lamp.? PureGlare Compatible Lamp with 150 days warranty