1:5 VTOL prototype “folded wings” https://fluegelaeronautics.com/wp-content/uploads/2019/03/VTOL-SW_kompr.mp4 1:5 “cruise” prototype https://fluegelaeronautics.com/wp-content/uploads/2019/03/Cruise-SW_kurz_kompr.mp4 1:5 VTOL prototype “unfolded wings” https://fluegelaeronautics.com/wp-content/uploads/2019/03/IABG-TakeOff-SW_kompr.mp4 1:5 prototype “transition” https://fluegelaeronautics.com/wp-content/uploads/2019/03/IABG-Transition-SW_kompr.mp4