The Exclusive Innovation Preview Presented By Aero-News Showcased New Technologies Almost two dozen exhibitors presented the latest in cutting edge innovations at the Innovation Preview presented by Aero-News Monday at Sun ‘n Fun in Lakeland, Florida. Ranging from carbon fiber advancements in propellers and airframe construction to new light sport aircraft advancements. “Investment in carbon fiber technology is a significant advantage, “said J.J. Frigge, President of Hartzell Propeller. New engine technology was a highlight presented by DeltaHawk especially important for Sport Aviation, with stunning two clylinder version of the DH series aero-diesels that should make the folks at Rotax nervous.