Juhani claims: October 26, 2015 at 3:28 am The problem is you have to get all of the light to 1cm x 1cm location. I've 100W led (8k lm) but I get more light to display from one 1k lm Cree XM-L2. Next challenge could be the narrow wavelength sample of any led. The color wheel in DLP projector dimms the light more.On the other hand, exactly where it … Read More