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Extrapolating HST Lessons to NGST
Richard G. Lyon, J.M. Hollis, John E. Dorband, and Timothy P. Murphy
TO CORRECT FOR PROBLEMS WITH THE ORIGINAL HST OPTICAL SYSTEM, NASA SCIENTISTS USED PHASE RETRIEVAL TECHNIQUES. HOW THAT WAS DONE AND HOW RESULTS FROM THIS RESEARCH LED TO NASA'S DECISION TO USE IT WITH NGST ARE DISCUSSED.
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