Doo-doo-doo-doo / Can touch this
August 5, 2009 10:01 PM Subscribe
posted by Blazecock Pileon (28 comments total)
14 users marked this as a favorite
``Although we can "see" holographic images as if they are really floating in front of us, we cannot "touch" them, because they are nothing but light...
`` The Airborne Ultrasound Tactile Display
(PDF) solves this problem by producing tactile sensation on a user's hand without any direct contact and without diluting the quality of the holographic projection.''