Our first LLP Table is almost done! We built it based on the LLP technique.  Here’s a short reel of our MT Table:


Multitouch Table Prototype from progen on Vimeo.

View the photos here

Here’s the specs:

Screen Size: 60” (2 Transparent Glass with Rosco Grey “sandwiched” in between)
Table height: 0.9m
Camera: Firefly MV with 2.8mm lens
Projector: BenQ MP771 (Extremely Short Throw: 74’’ @ 1m)
Bandpass Filter: Normal IR Filter that I bought from a photography shop
Lasers: Four 20mW IR 980nm with line generating lens