sentences:  This was developed by Claudius Dornier Jr.
  
  
  
  Additional unbuilt projects include 3 different Schneider Trophy racers from 1924, 1928 and 1931 and a large multi-engine seaplane similar to the Do X with engines buried in the wings.Dornier GmbH built the Faint Object Camera for the Hubble Space Telescope, which was used from 1990 to 2002.The ESA funded the unit, which actually consists of two complete and independent camera systems designed to provide extremely high resolution, exceeding 0.05 arcseconds.