Operating without a screen or external devices of any kind, the Heliodisplay laser color video projector creates 22- to 42-in.-diagonal flat images into seemingly thin air by modifying the ambient air ...
Prices of big TVs continue to fall, but the largest screen sizes still offer a poor value. Not even the biggest TV models can produce an image as large as what's possible with an inexpensive projector ...
Projection applications have always been hindered by the need for an external screen to carry the image�be it rollup screen, blank wall, or sprayed/draped/poured background. the Heliodisplay laser ...
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