\begin{table*}
\caption{Main parameters of the observing modes of HIRES}
\label{table1}
\begin{center}
\begin{tabular}{|l|l|l|l|}
\hline
{\bf Parameter} & 
  {\bf HR mode } & 
  {\bf MR mode } & 
  {\bf HR$^2$ IFU mode} \\
\hline
Resolving power ($\lambda/\Delta\lambda$) & 100,000 & 14,000 & 100,000 \\
\hline
\# of simultaneous objects & 2 + $\lambda_{ref}$ lamp 
                    & 10 & 69 spaxels \\
\hline
Aperture on sky  &  D=0.76" & D=0.86" & 7--120 mas/spaxel$^{(1)}$ \\
              & per object & per object & 58--1000 mas f.o.v. \\
\hline
Slicing/dicing & 37 fibers/object & 1 fiber/object
               & 1 fiber/spaxel \\
\hline
Diameter of each fiber core & 0.085 mm & 0.57  mm & 0.085 mm \\
\hline
Projected fiber size on detector & 
                                       3$\times$2 pix  &
                                       20$\times$11 pix  &
                                       3$\times$2 pix  \\
(see note 2 below)  &
                                       5$\times$3 pix  &
                                       37$\times$20 pix  &
                                       5$\times$3 pix  \\
\hline
\end{tabular}
  \begin{minipage}{\linewidth}
    %\ignorespaces
$^{(1)}$ The scale and f.o.v. of the IFU mode can be changed
 in the telescope interface optics.\\
$^{(2)}$ First entries for for IR detectors, second entries are for
optical CCDs.
  \end{minipage}%
\end{center}
\vspace{-0.4cm}
\end{table*}

