MSFC gbe ise fun ile-ise isiseiriran Perkin-Elmer lati daeto ati ko Optical Telescope Assembly (OTA) ati Fine Guidance Sensors fun teliskopu na.. 
While kódàk and ìtẹ́k had each ground back-up Mirrors for Hubble, it would have been impossible to dójú the Mirror in orbit, and too Expensive and time-aládé to bring the Telescope back to earth for a Renfi.. 