We have used this prototype before. You can use the following code to get it working with Vizard:
Code:
viz.go(viz.STEREO|viz.HMD)
viz.fov(64.0,1.25)
viz.MainWindow.setViewOffset(viz.Matrix.euler(-13,0,0),eye=viz.LEFT_EYE)
viz.MainWindow.setViewOffset(viz.Matrix.euler(13,0,0),eye=viz.RIGHT_EYE)