Changes
/* Setting up the grating */
* If a grating is mounted in the spectrograph, it will be indicated at the bottom of the ''Instrument Setup'' pane, e.g. ''gr8'' in the ''Grating'' field shows that Grating 8 is installed. Above that is the ''Grating angle'' field.
* '''If you need to change to a different grating, follow you must ask the steps below - being EXTREMELY careful not standby technician to touch, or even breathe on, the optical surface!change it for you.'''
<!-- GRATING CHANGE INSTRUCTIONS: -follow the steps below ->being EXTREMELY careful not to touch, or even breathe on, the optical surface!
- set the grating angle to 0 deg in the SpUpNIC control GUI
- set the telescope vertical
