Q: What is a Hot Spot on a projection screen?

A Hot Spot occurs when a projection screen cannot evenly diffuse a strong light signal creating a noticeably brighter area in the picture. With rear-projection screens, it will appear to viewers as a bright spot marking the location of the projector’s lens behind the screen. This is a common occurrence in rear projection screens; essentially a hot spot is when you can see the projector bulb through the screen’s surface. The next FAQ provides a few things you can try to reduce the hotspot effect.