More on AMRI:
AMRI has some cool projects going on. I wish them all bright future!
Detailed tumblr with build process advancements:
http://opensls.tumblr.com/
Update:
here is a video of Open SLS in action:
OpenSLS: Powder Distribution Test from Andreas Bastian on Vimeo.
This is a new powder distribution mechanism that I am employing on a prototype selective laser sintering machine under development at the Advanced Manufacturing Research Institute (AMRI). More about the open source project can be found at www.opensls.tumblr.com.
Update 2:
New project webpage: http://www.andreasbastian.com/opensls/
You can follow OpenSLS project developments and view all the documentation on: http://reprap.org/wiki/OpenSLS