5 SIMPLE TECHNIQUES FOR WHY IS MY PROJECTOR SCREEN GETTING DIMMER

I see the calibration on this is equally as messy since the JVC NP5 Assessment. It would be an concept to revisit this product and obtain a qualified calibrator that does not elevate black/lowers contrast when calibrating.Does it signify that lamp projectors are for lifetime and laser projectors are for a decade approximately ?By following the ment