Unendliche Säule - 2006 skybeamer, electric current 85 x 100 cm / 33 1/2 x 39 1/4 in Installation view: Michael Sailstorfer, Johann König, Berlin, 2006. The 7000w sky beamer is placed in the middle of the gallery and emits a 5 km long and about 50 cm wide light beam. The light column stands on the sky beamer like a sculpture on a pedestal.