Optical diffuser plates

Details Optical diffuser plates Optical diffuser plates

E - Fixed Constructions

06

B

E06B 9/24 (2006.01) F21S 11/00 (2006.01) G02B 5/00 (2006.01)

Patent

CA 2269208

The invention relates to optical diffuser plates (1) made of transparent plastics such as polycarbonate or polymethacrylate. Several thin strips (2) made of plastic B are inserted into plates made of transparent plastic A with the proviso that A and B are incompatible and the strips (2) made of plastic B are subsequently withdrawn. The hollows that are formed in the plate (1) made of plastic A are used to deflect light.

L'invention concerne des plaques pour diffuseur optique (1) en matière plastique transparente, par exemple en polycarbonate ou en polyméthacrylate. Dans les plaques (1) en matière plastique transparente A sont insérées des bandes minces (2) en matière plastique B, étant entendu que A et B sont incompatibles et que les bandes (2) en matière plastique B sont ensuite retirées. Les cavités (4) formées dans la plaque (1) en matière plastique A servent à la déviation de la lumière.

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