Check out these laser machining China images:
Pinch Control 20090927-213832 [Lines]
Image by atduskgreg
Drawings made by sensing the finger-bend and squeeze pressure in a pinch gesture and using them to control a laser projecting on a wall. Simultaneously, movement data is recorded for visualization in other media and potentially for later playback.
Read more here: Pinch Control: Laser Drawing by Touch
Pinch Control 20090927-213648 [Photo]
Image by atduskgreg
Drawings made by sensing the finger-bend and squeeze pressure in a pinch gesture and using them to control a laser projecting on a wall. Simultaneously, movement data is recorded for visualization in other media and potentially for later playback.
Read more here: Pinch Control: Laser Drawing by Touch