Juhani states: October 26, 2015 at three:28 am The issue is that you must get all the light to 1cm x 1cm spot. I've 100W led (8k lm) but I get more light to display from single 1k lm Cree XM-L2. 2nd problem may be the slim wavelength sample of https://epsonprojectorbulbelplp6909877.blogdomago.com/35631739/the-5-second-trick-for-change-light-bulb-epson-projector