The pre-focusing lenses consisted of two stages: a Y-motion with states records and a X-motor to adjust the position for optimal focus. The screen still needs to be developed as well as the python class.
The pre-focusing screen from the home screens in the "Beamline" tab. The screens look like:
The screen shows the two positional motors with their states.
They are also available from the <hutch>3 hutch-python interface. Detailed documentation is here.
A brief list of available commands are:
<prefocus>(): return <most important info>
<prefocus>...
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