\begin{table}%t2
%\centering
\caption{\label{tab:StrehlRatio2}Strehl ratio vs. \textit{f}-number of TESOS after image refocusing using a lens characterized by its Fresnel number ($\lambda=5000$ \AA).}
\begin{tabular}{cccc}
\hline\hline
\textit{f}/\#       & Strehl       & Strehl           & Fresnel       \\ %&    Spectral      \\
          & (this paper) & (Scharmer 2006)  &  number        \\ %&   Resolution (R) \\
			 \hline
		     64       &   0.21       &  0.21            & --3.00         \\ %&    ~~~~32768 \\
	      128     &   0.62       &  0.64            & --1.00         \\ %&    ~~131072    \\
        256     &   0.95       &  0.96            & --0.25         \\ %&    ~~524288    \\
        512     &   0.99       &  --               & --0.10          \\ %&    2097152       \\      
       \hline
     \end{tabular}
\par
\end{table}