HeNe: Manual alignment procedure

This guide might be a bit old (written sometime in 2021). Could use some more specific instructions.

• Find reference in the laser alignment reference tab Laser cameras and alignment references

Note the coordinates are for NEGATIVE, NEGATIVE which indicates the direction of the axes.

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• Close Iris near the DM to -5 mm (now motorised).
• Increase exposure on B0 and B1 to 2 s (or see Laser cameras and alignment references Camera Alignment References)
• Now someone has to bring on the laser in the tunnel (close laser curtains and turn key)
• Open shutter on Laser → LI20→ Laser and then the shutter next to LSS EPS EPICS from High to Low

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