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User name S. Beck
Log entry time 06:38:48 on May23,2008
Entry number 239290
This entry is a followup to: 239288
keyword=The beam spot is spread to 9x9 !!!
The spot size looks very bad. It's center is in the same position, but it is spread out in an a-symetric mannar. The full spot size at the target position is ~9x9 mm2.
This is probably the reason for the reduced efficiencies.
FIGURE 1