Technology, engineering and scenery for the entertainment industry FREE open training courses at Visual act facilities. Smålands Musik och Teater, Visual act Fly/3D System - Installation on site. 'Revolving Stage to Staatsoper Unter den Linden', Berlin, Germany Customer: Waagner Biro Austria Stage Systems AG 7-meter light ring installed in the underground aisle at the metro station T-Centralen, Stockholm. Danny Saucedo's show 'NU' (/NOW ), Hamburger Börs, Stockholm, Sweden. Photo by Alvehagen&Janke. ‘Billy Elliot’, Malmö Opera, Sweden. Photo by Malin Arnesson. 'TV4 News Studio', Stockholm, Sweden. Photo by Chris Mansson. 'Armide', Vienna State Opera, Austria.