For information: http://www.opd3d.com/

Semi-transparent graphic window for a real imaging system 

Patent No. 6,650,470

Issued: November 18, 2003
Filed: May 16, 2002

Inventors: Turner; Randolph J.; Robinson; Douglas L.; Westort; Kenneth S. (all Ithaca, NY)
Assignee: Optical Products Development Corp. (Elmira, NY)

For information: http://www.opd3d.com/


A photo-screen device for a real image projection system includes a transparent or semi-transparent material having a fixed or static image applied to the surface thereof, wherein the photo-screen is positioned so as to intersect a real image beampath of the real image projection device. In an alternative embodiment, a method for producing a photo-screen device for a real image projection system includes the steps of printing colors thereon in reverse order and positioning the photo-screen such that the non-printed side faces a viewer of the real image.


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