The electric-powered glider ELIAS (Electric Aircraft of IABG ACENTISS) based on the Elektra One Solar, a solar-electric aircraft by PC-Aero GmbH of Nesselwang, has a wingspan of 10.60 m yet weighs a mere 211 kg. The ultralight glider is nevertheless a complete small airplane. Use of the VAP® method In the fabrication of the carbon wings by Composyst GmbH delivered a significant saving in weight as well as maximum process reliability.
Article in Composites World, July 2013 (available in German only)