Author:
Lognoné Perrine,Farley Ollie,Griffiths Ryan,Conan Jean-Marc,Osborn James
Abstract
To prepare telecom ground-to-GEO AO optimisation demonstrations, we evaluate the state-of-the-art phase estimator at PAA sensitivity to prior uncertainties, especially the
C
n
2 profile resolution. Four layer profiles are shown to suffice reducing the pre-compensation phase error.