Changes between Version 1 and Version 2 of HetProcedures/TO/ClosingFocusLoop
- Timestamp:
- Nov 21, 2016 12:38:09 AM (7 years ago)
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HetProcedures/TO/ClosingFocusLoop
v1 v2 4 4 running if you are on trajectory). 5 5 * Start the DMI metrology loop (this will set the DMI focus point). 6 NOTE: The DMI focus point is the distance where the focus will be held if you 7 activate the DMI metrology loop. 6 NOTE: The DMI focus point is the distance where the focus will be held if you activate the DMI metrology loop. 7 8 8 * RA will center a star on OWFS1 or OWFS2. 9 9 * Null out tip/tilt offsets on the OWFS camera of choice. 10 10 * Check that the X and Y offsets are nulled if not have the camera re-centered. 11 11 * Start and activate the metrology loop on the OWFS camera of choice. 12 NOTE: By activating the metrology loop on the OWFS camera you are not guiding13 focus. This also continuously adjusts the DMI set point. 12 *NOTE: By activating the metrology loop on the OWFS camera you are not guiding focus. This also continuously adjusts the DMI set point. 13 14 14 * At the end of the trajectory or when cancelling a trajectory all guiding loops 15 15 will be stopped but the DMI focus set point will still remain until you either