Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Paul D. Frey0
Jon H. Appleby0
Kathleen Hannon Davies0
Date of Patent
August 19, 2008
0Patent Application Number
111639950
Date Filed
November 7, 2005
0Patent Primary Examiner
Patent abstract
An assembly for use in a projection system includes a plurality of optical elements, such as one or more mirrors, a light engine, and a screen, and a monolith. The optical elements are coupled to the monolith to provide a central element of reference, thereby enabling alignment based on the central element of reference.
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