Rear-projection screen

Details Rear-projection screen Rear-projection screen

2011-08-16

2011-08-16

Mahoney, Christopher (Department: 2862)

Optical: systems and elements

Projection screen

C359S449000, C359S460000

Reexamination Certificate

active

08000006

ABSTRACT:
The present invention is directed to a rear-projection screen which encompasses 1) a flexible light-diffusive first film having a substantially smooth first surface and an opposing substantially smooth second surface, and comprising a wax-free amorphous thermoplastic matrix having a plurality of light-diffusing particles dispersed therein and which is lens-free; and 2) an opposing flexible light-absorption second film having a first surface and an opposing second surface, and comprising a thermoplastic matrix having a plurality of light-absorbing particles dispersed therein, wherein the first and second films are adapted to be 3) bonded together in direct contact with each other and then, affixed as a laminate to one or more transparent rigid substrates or 4) affixed individually to a transparent rigid substrate.

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http://en.wikipedia.org/wiki/Absorbance printed Dec. 16, 2010.

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