shutter: open or close the shutter

Function:

shutter moves the shutter, covering or exposing all the CCDs including the autoguider.

Usage: 

   shutter position
where position is open, closed or shut. The command can be invoked from the WFC GUI by clicking on a button.

This page was last revised on 1998-04-16, for s6.1.
G.Rixon@ast.cam.ac.uk