If you liked the ‘Extending the Touchscreen’ project by Michael Knuepfel here are a few experiments by Benjamin Gaulon using displays to convert light to sound waves.
light
Posted inAPP
Holo-Paint: Light-Extruding Tech Now Available For iPhone And iPad [video]
With Holo-Paint you can create awesome looking long-exposure photos with mesmerising floating holographic words and symbols.
Posted inDESIGN & CODE
Making Future Magic: iPad Light Painting [video]
This film explores playful uses for the increasingly ubiquitous ‘glowing rectangles’ that inhabit the world.