Screens, ContinuedHigh gainaluminumscreensBeaded screensThe high gain aluminum screen is a fill-contrast screen that is six timesbrighter than any other screen. This is a noncollapsible, slightly concavescreen with a grained or patterned aluminum foil laminate. It rejects roomlight and glare. Use a high gain aluminum screen in a normally lightedroom. The angle of projection is 60-degree width by 30-degree height.Beaded screens have a very bright image. The image is reflected from awhite surface covered with embedded or attached clear glass beads. Abeaded screen will reflect all light including stray light and glare. Its 22-degree angle of projection make it useful in long, narrow rooms.Matte screensSelecting ascreenMatte screens appear equally bright from all angles because they diffuse lightevenly in all directions. Their dull, matte surface may be dark grey to whitein color. They have a 30-degree angle of projection useful in wide, shallowrooms.Before selecting a screen, consider the factors associated with the room youwill be using the screen in. Consider the width and length of the room andthe size of the audience, and the angle of projection of the screen.Continued on next page5-25
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