| 摘要 |
Rear projection screen with a translucent image-forming surface arranged between a projector and the viewer. The image-forming surface is formed by bases, possessing light-diffusing properties, of a number of U-shaped construction elements arranged side-by-side. Preferably the U-shaped construction elements consist of glass and their bases are provided with a coating of a light-diffusing varnish imparting the impression of a sand-blasted surface.
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