Juhani says: October 26, 2015 at three:28 am The condition is the fact that you must get all the light to 1cm x 1cm location. I have 100W led (8k lm) but I get far more light to monitor from single 1k lm Cree XM-L2. 2nd trouble would be the https://titusrdpbl.blogs100.com/37273652/bulb-life-epson-projector-an-overview