GOLDENRIVER DLP Replacement Lamp RLC-079/RLC079 Module for VIEWSONIC PJD7820HD PJD7822HDL RLC 079 Projector Part Number: RLC-079/RLC079 Compatible with: VIEWSONIC PJD7820HD Made by GOLDENRIVER Warranty: 120 Days Life Time (STD): 2000, Life Time (ECO): 4000