ANSI LUMENS would be the mostly recognized sector regular brightness measurement. The ANSI lumen score measures the brightest white that a projector can make by averaging 9 mild meter measurements taken through the projected image. Sad to say, your browser isn't supported. Remember to down load one of these browsers https://in13873467.wikitelevisions.com/6417457/in138_things_to_know_before_you_buy