\section{Mask: A masking object for imaging purposes}
\index{Optics!mask}
\index{imaging}

\mcdoccomp{optics/Mask.parms}

This component may take an image file as an inout parameter and uses it as a mask. That way commercial resolution test imaging may be uses in simulations. 
N.B. no resampling s implemented. That could be targeted using the contributed \texttt{Focus}-component.
