Arrangement of a projection screen

Details Arrangement of a projection screen Arrangement of a projection screen

G - Physics

03

B

88/90, 88/93

G03B 21/56 (2006.01)

Patent

CA 2020913

AN ARRANGEMENT OF A PROJECTION SCREEN Abstract An arrangement of a projection screen (1) for displaying a projected image comprises a number of elongated lamella members (2) which are provid- ed at a mutual distance (a) in a common screen plane. With their view- ing plane lamella members (2) form an angle (.alpha.) with the common screen plane. The lamella members are vertically arranged and are turnable about a vertical axis from 0° to 180°. In an embodiment intended for back projection lamella members (2) are manufactured from a translucent, non- transparent material. Lamella members (2) are provided with a common adjust- ment means (9,10) which may be remote controlled. (Figure 1)

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