Original Burner BL-FP240E /SP.78V01GC01 Projector Lamp for Optoma UHD300X UHD40 UHD400X UHD50 UHD51 UHD51/A UHD51A UHD550X UHD60 - AliExpress
ULTIMEA Upgraded 4K Support Native 1080P Bluetooth Projector , 300 ANSI 10000LM Portable Mini Outdoor Projector , Movie Projector Compatible with TV Stick/AV/USB/HDMI for Home Theater-Ultra Quiet - Walmart.com
Compatible Bare Lamp BL-FP240E / SP.78V01GC01 for Optoma HD300X UHD40 UHD400X UHD50 UHD51 UHD51/A UHD51A UHD550X UHD60 UHD65 - AliExpress