Import falcon4 gain reference from TFS program¶

In leginon Correction node,

1. Settings> set scope and camera correctly to your TEM/Falcon4 pair and 4096x4096 dimension. The exposure time does not matter.
2. In the main node panel choose to acquire "Norm" image. This will import the gain reference from Falcon server according to [[Setup_falcon4_eer|fei.cfg you setup].