\begin{table}%t2
\caption{Chip specifications.}
\label{chips}
%\centering
\par
\begin{tabular}{ccccc}
\hline \hline
    & 1.23 m CAHA & 1.52 m OAN & 2.5 m WFC-INT & 1 m JKT \\
\hline
     Type:          & SiTe2b & TK1024AB & 4$\times$ EEVi42-80 & SiTe2 \\
     Dimensions: &$2048 \times 2048$ & $1024 \times 1024$ &$4 \times  2048 \times 4100$ & $2048 \times 2048$ \\
     Pixel size:    & $24~\mu =0.4 \arcsec$ & $24~\mu = 0.4 \arcsec$ & $13.5~\mu = 0.33 \arcsec$ &$24~\mu = 0.33 \arcsec$ \\
     Field of view: & $10^{\prime} \times\-10^{\prime}$ &$6^{\prime}\llap{.}9\times6^{\prime}\llap{.}9$ & $34.2^{\prime}\times34.2^{\prime}$ & $10^{\prime}\-\times\-10^{\prime}$  \\
%    Field of view: & 10$^{\prime}$$\times$\-10$^{\prime}$ &6$^{\prime}$\llap{.}9$\times$6$^{\prime}$\llap{.}9 & 4$\times$22.8$^{\prime}$$\times$11.4$^{\prime}$ & 10$^{\prime}$\-$\times$\-10$^{\prime}$  \\
     Gain:           & 2.6e-/ADU & 6.55e-/ADU & 2.8 e-/ADU & 1.41e-/ADU \\
%    Gain:           & 2.6e-/ADU & 6.55e-/ADU & 2.8/2.8/2.4/2.8 e-/ADU & 1.41e-/ADU \\
     Read-out noise: & 6.0 e- & 6.4 e- & 7.7 e- &7.5 e- \\
%    Read-out noise: & 6.0 e- & 6.4 e- & 7.8/7.2/7.7/7.8 e- &7.5 e- \\
     Dymamic range: & 65553 & 65536  & 65000 & 65000 \\
%    Linear up to: & 45000  &   & 65000 & 65000 \\
     Typical bias level: & 154  & 470 & 1623 & 625 \\
%    Typical bias level: & 154  & & 1527/1590/1623/1644 & 625 \\
     Overscan region: & right & top & right-top-left & top-right \\
\hline
\end{tabular}
\end{table}