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What is Screen Gain? - Screen Gain Explained

Monday, December 8, 2014 | 0 comment(s)
Screen Gain Explained

Q: I keep seeing the word "gain" in projection screen descriptions. What does it mean and is it important? A: To over-simplify it; the higher the gain the brighter the image on that screen. A projector screen works by reflecting the light back from your projector to your audience's eyes.  The brightness of the image reflected back off of the screen's surface is measured in units of "gain", gauging the reflectivity of that surface. The gain number represents a ratio of light that is...

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