The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 2008
Filed:
Aug. 25, 2005
Krist Vandorpe, Beveren-Leie, BE;
Nico Coulier, Zulte, BE;
Peter Gerets, Roeselare, BE;
Stefan Lesschaeve, Oudenaarde, BE;
Krist Vandorpe, Beveren-Leie, BE;
Nico Coulier, Zulte, BE;
Peter Gerets, Roeselare, BE;
Stefan Lesschaeve, Oudenaarde, BE;
Barco, Naamloze Vennootschap, Kortrijk, BE;
Abstract
A prism assembly for use in optical devices, which includes a total internal reflection (TIR) assembly for redirecting an incoming lightbeam, a color prism assembly for splitting the incoming lightbeam into spectral bands, and at least one reflection light valve for redirecting and recombining the spectral bands to form an outgoing lightbeam, wherein the total internal reflection assembly has a back surface and said color prism assembly has a frontal surface facing said back surface and being parallel therewith, and wherein said back surface forms an angle with a general plane defined by the incoming and the outgoing lightbeams, which is different from 90°.