Compiz fusion plugin - Anaglyph can make your screen to be a real 3D display.
Step 1 :
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install compiz-fusion-bcop compiz-dev build-essential libtool libglu1-mesa-dev libxss-dev git-core compizconfig-settings-manager
Step 2 :
git clone git://anongit.compiz-fusion.org/users/wodor/anaglyph
cd anaglyph
make
sudo make install
Step 3 :
Go to "
System" - "
Preference" - "
CompizConfig Settings Manager" - "
Effect" - "
Anaglyph"
Set desire keystokes and/or mouse clicks to enable the effect.
Step 4 :
Make your spectacles yourself. Right is Blue and Left is Red.
That's all! See you.