DISPLAY DEVICE COMPRISING A DISPLAY SCREEN WITH CONTROLLED TRANSPARENCY
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United States of America Patent
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Issued Date -
Oct 29, 2015
app pub date -
Nov 28, 2013
filing date -
Nov 30, 2012
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Abandoned
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Abstract
The general field of the invention is that of display devices comprising at least one image projector comprising an image generator, projecting optics and a display screen, the image of said image generator being projected by the projecting optics onto said display screen. The display device according to the invention comprises means allowing the degree of optical transmission and the degree of optical scattering of said display screen to be controlled so as to make it completely transparent or completely scattering, the image being projected only in the latter case.
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