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...Abstract the virtual retinal display vrd is a personal device scans light directly onto viewer s retina special consequences of its mechanism action and potential medical applications surgical displays for people with low vision pm introduction invented at university washington in human interface technology lab hit by dr thomas development began november new creating visual images creates scanning on to eye because not screen based full colour high resolution brightness wide field view without flickering military aerospace engineering fields basics uses scanned beams small spot focused swept over it raster pattern led triads r g b emits mixing proportions can produce any as intensity modulated video signal very power yet be bright basic diagram consists source modulator vertical horizontal scanners imaging optics level shown following figure block resultant imaged formed perceived image originating from some viewing distance space cont illustrates converts into signals that percolate y...