NOT KNOWN FACTS ABOUT WHY IS MY PROJECTOR SCREEN GETTING DIMMER

Update, Andy. Did A fast comparison measuring the middle of the screen employing my light meter with a entire white screen vs ten% window.Did you men take place to evaluate its light output using a 10% window? About the JVC NZ projectors there’s some light recycling that’s boosts brightness with the laser/phosphor procedure. I’m pondering if