Using A Carclo 20mm Lens and Holder With A Rebel Star LED May 15, 2019 03:56 Updated Related articles Fastening Flat Bottom Optics to an LED Using Double Sided Tape Using A Fraen 20mm Lens and Holder With A Rebel Star LED What is the difference between a "Light Engine" and an "LED Module"? Connecting Multiple 10mm Square Rebel LEDs in Series Fastening an HB LED to a Heat Sink Using Arctic Silver