Patent ID: 7589902
Filing Date: 2009-09-15
Classification: G02B,Y10S

Abstract:
1. A method of combining a synthetic image with a contemporaneously viewable real image in a wearable display device, said method comprising: a. producing, by a display engine, light representative of a synthetic image; b. producing additional light to illuminate the display engine; c. polarizing a portion of the additional light and reflecting such polarized portion of additional light onto the display engine to enable the display engine to produce the light defining the synthetic image; d. relaying said light to a wire grid polarizing combiner; e. reflecting at least a portion of said light toward an eye of the viewer, said reflected portion of light representative of said synthetic image; and f. contemporaneously imaging said real image through said wire grid polarizing combiner, such that said synthetic image is overlaid onto said real image.